201005090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 128

約数和(自身を含む): 455051520

約数和(自身を除く): 254046430

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 29, 37, 55, 58, 65, 74, 110, 130, 131, 143, 145, 185, 262, 286, 290, 319, 370, 377, 407, 481, 638, 655, 715, 754, 814, 962, 1073, 1310, 1430, 1441, 1595, 1703, 1885, 2035, 2146, 2405, 2882, 3190, 3406, 3770, 3799, 4070, 4147, 4810, 4847, 5291, 5365, 7205, 7598, 8294, 8515, 9694, 10582, 10730, 11803, 13949, 14410, 17030, 18733, 18995, 20735, 23606, 24235, 26455, 27898, 37466, 37990, 41470, 41789, 48470, 49387, 52910, 53317, 59015, 63011, 69745, 83578, 93665, 98774, 106634, 118030, 126022, 139490, 140563, 153439, 187330, 208945, 246935, 266585, 281126, 306878, 315055, 417890, 493870, 533170, 543257, 630110, 693121, 702815, 767195, 1086514, 1386242, 1405630, 1534390, 1546193, 1827319, 2716285, 3092386, 3465605, 3654638, 5432570, 6931210, 7730965, 9136595, 15461930, 18273190, 20100509, 40201018, 100502545, 201005090]

約数ペア:

[(1, 201005090), (2, 100502545), (5, 40201018), (10, 20100509), (11, 18273190), (13, 15461930), (22, 9136595), (26, 7730965), (29, 6931210), (37, 5432570), (55, 3654638), (58, 3465605), (65, 3092386), (74, 2716285), (110, 1827319), (130, 1546193), (131, 1534390), (143, 1405630), (145, 1386242), (185, 1086514), (262, 767195), (286, 702815), (290, 693121), (319, 630110), (370, 543257), (377, 533170), (407, 493870), (481, 417890), (638, 315055), (655, 306878), (715, 281126), (754, 266585), (814, 246935), (962, 208945), (1073, 187330), (1310, 153439), (1430, 140563), (1441, 139490), (1595, 126022), (1703, 118030), (1885, 106634), (2035, 98774), (2146, 93665), (2405, 83578), (2882, 69745), (3190, 63011), (3406, 59015), (3770, 53317), (3799, 52910), (4070, 49387), (4147, 48470), (4810, 41789), (4847, 41470), (5291, 37990), (5365, 37466), (7205, 27898), (7598, 26455), (8294, 24235), (8515, 23606), (9694, 20735), (10582, 18995), (10730, 18733), (11803, 17030), (13949, 14410)]