80991400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 192

約数和(自身を含む): 236234880

約数和(自身を除く): 155243480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 41, 50, 56, 68, 70, 82, 83, 85, 100, 119, 136, 140, 164, 166, 170, 175, 200, 205, 238, 280, 287, 328, 332, 340, 350, 410, 415, 425, 476, 574, 581, 595, 664, 680, 697, 700, 820, 830, 850, 952, 1025, 1148, 1162, 1190, 1394, 1400, 1411, 1435, 1640, 1660, 1700, 2050, 2075, 2296, 2324, 2380, 2788, 2822, 2870, 2905, 2975, 3320, 3400, 3403, 3485, 4100, 4150, 4648, 4760, 4879, 5576, 5644, 5740, 5810, 5950, 6806, 6970, 7055, 7175, 8200, 8300, 9758, 9877, 11288, 11480, 11620, 11900, 13612, 13940, 14110, 14350, 14525, 16600, 17015, 17425, 19516, 19754, 23240, 23800, 23821, 24395, 27224, 27880, 28220, 28700, 29050, 34030, 34850, 35275, 39032, 39508, 47642, 48790, 49385, 56440, 57400, 57851, 58100, 68060, 69700, 70550, 79016, 85075, 95284, 97580, 98770, 115702, 116200, 119105, 121975, 136120, 139400, 141100, 170150, 190568, 195160, 197540, 231404, 238210, 243950, 246925, 282200, 289255, 340300, 395080, 404957, 462808, 476420, 487900, 493850, 578510, 595525, 680600, 809914, 952840, 975800, 987700, 1157020, 1191050, 1446275, 1619828, 1975400, 2024785, 2314040, 2382100, 2892550, 3239656, 4049570, 4764200, 5785100, 8099140, 10123925, 11570200, 16198280, 20247850, 40495700, 80991400]

約数ペア:

[(1, 80991400), (2, 40495700), (4, 20247850), (5, 16198280), (7, 11570200), (8, 10123925), (10, 8099140), (14, 5785100), (17, 4764200), (20, 4049570), (25, 3239656), (28, 2892550), (34, 2382100), (35, 2314040), (40, 2024785), (41, 1975400), (50, 1619828), (56, 1446275), (68, 1191050), (70, 1157020), (82, 987700), (83, 975800), (85, 952840), (100, 809914), (119, 680600), (136, 595525), (140, 578510), (164, 493850), (166, 487900), (170, 476420), (175, 462808), (200, 404957), (205, 395080), (238, 340300), (280, 289255), (287, 282200), (328, 246925), (332, 243950), (340, 238210), (350, 231404), (410, 197540), (415, 195160), (425, 190568), (476, 170150), (574, 141100), (581, 139400), (595, 136120), (664, 121975), (680, 119105), (697, 116200), (700, 115702), (820, 98770), (830, 97580), (850, 95284), (952, 85075), (1025, 79016), (1148, 70550), (1162, 69700), (1190, 68060), (1394, 58100), (1400, 57851), (1411, 57400), (1435, 56440), (1640, 49385), (1660, 48790), (1700, 47642), (2050, 39508), (2075, 39032), (2296, 35275), (2324, 34850), (2380, 34030), (2788, 29050), (2822, 28700), (2870, 28220), (2905, 27880), (2975, 27224), (3320, 24395), (3400, 23821), (3403, 23800), (3485, 23240), (4100, 19754), (4150, 19516), (4648, 17425), (4760, 17015), (4879, 16600), (5576, 14525), (5644, 14350), (5740, 14110), (5810, 13940), (5950, 13612), (6806, 11900), (6970, 11620), (7055, 11480), (7175, 11288), (8200, 9877), (8300, 9758)]