20177777100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^2\times {\mathrm{829}}^1$

素因数の和:1017

約数の個数: 216

約数和(自身を含む): 63754617360

約数和(自身を除く): 43576840260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 79, 100, 130, 150, 156, 158, 195, 237, 260, 300, 316, 325, 390, 395, 474, 650, 780, 790, 829, 948, 975, 1027, 1185, 1300, 1580, 1658, 1950, 1975, 2054, 2370, 2487, 3081, 3316, 3900, 3950, 4108, 4145, 4740, 4974, 5135, 5925, 6162, 6241, 7900, 8290, 9948, 10270, 10777, 11850, 12324, 12435, 12482, 15405, 16580, 18723, 20540, 20725, 21554, 23700, 24870, 24964, 25675, 30810, 31205, 32331, 37446, 41450, 43108, 49740, 51350, 53885, 61620, 62175, 62410, 64662, 65491, 74892, 77025, 81133, 82900, 93615, 102700, 107770, 124350, 124820, 129324, 130982, 154050, 156025, 161655, 162266, 187230, 196473, 215540, 243399, 248700, 261964, 269425, 308100, 312050, 323310, 324532, 327455, 374460, 392946, 405665, 468075, 486798, 538850, 624100, 646620, 654910, 785892, 808275, 811330, 851383, 936150, 973596, 982365, 1077700, 1216995, 1309820, 1616550, 1622660, 1637275, 1702766, 1872300, 1964730, 2028325, 2433990, 2554149, 3233100, 3274550, 3405532, 3929460, 4056650, 4256915, 4867980, 4911825, 5108298, 5173789, 6084975, 6549100, 8113300, 8513830, 9823650, 10216596, 10347578, 12169950, 12770745, 15521367, 17027660, 19647300, 20695156, 21284575, 24339900, 25541490, 25868945, 31042734, 42569150, 51082980, 51737890, 62085468, 63853725, 67259257, 77606835, 85138300, 103475780, 127707450, 129344725, 134518514, 155213670, 201777771, 255414900, 258689450, 269037028, 310427340, 336296285, 388034175, 403555542, 517378900, 672592570, 776068350, 807111084, 1008888855, 1345185140, 1552136700, 1681481425, 2017777710, 3362962850, 4035555420, 5044444275, 6725925700, 10088888550, 20177777100]

約数ペア:

[(1, 20177777100), (2, 10088888550), (3, 6725925700), (4, 5044444275), (5, 4035555420), (6, 3362962850), (10, 2017777710), (12, 1681481425), (13, 1552136700), (15, 1345185140), (20, 1008888855), (25, 807111084), (26, 776068350), (30, 672592570), (39, 517378900), (50, 403555542), (52, 388034175), (60, 336296285), (65, 310427340), (75, 269037028), (78, 258689450), (79, 255414900), (100, 201777771), (130, 155213670), (150, 134518514), (156, 129344725), (158, 127707450), (195, 103475780), (237, 85138300), (260, 77606835), (300, 67259257), (316, 63853725), (325, 62085468), (390, 51737890), (395, 51082980), (474, 42569150), (650, 31042734), (780, 25868945), (790, 25541490), (829, 24339900), (948, 21284575), (975, 20695156), (1027, 19647300), (1185, 17027660), (1300, 15521367), (1580, 12770745), (1658, 12169950), (1950, 10347578), (1975, 10216596), (2054, 9823650), (2370, 8513830), (2487, 8113300), (3081, 6549100), (3316, 6084975), (3900, 5173789), (3950, 5108298), (4108, 4911825), (4145, 4867980), (4740, 4256915), (4974, 4056650), (5135, 3929460), (5925, 3405532), (6162, 3274550), (6241, 3233100), (7900, 2554149), (8290, 2433990), (9948, 2028325), (10270, 1964730), (10777, 1872300), (11850, 1702766), (12324, 1637275), (12435, 1622660), (12482, 1616550), (15405, 1309820), (16580, 1216995), (18723, 1077700), (20540, 982365), (20725, 973596), (21554, 936150), (23700, 851383), (24870, 811330), (24964, 808275), (25675, 785892), (30810, 654910), (31205, 646620), (32331, 624100), (37446, 538850), (41450, 486798), (43108, 468075), (49740, 405665), (51350, 392946), (53885, 374460), (61620, 327455), (62175, 324532), (62410, 323310), (64662, 312050), (65491, 308100), (74892, 269425), (77025, 261964), (81133, 248700), (82900, 243399), (93615, 215540), (102700, 196473), (107770, 187230), (124350, 162266), (124820, 161655), (129324, 156025), (130982, 154050)]