90250880

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1699}}^1$

素因数の和:1801

約数の個数: 64

約数和(自身を含む): 218484000

約数和(自身を除く): 128233120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 320, 332, 415, 640, 664, 830, 1328, 1660, 1699, 2656, 3320, 3398, 5312, 6640, 6796, 8495, 10624, 13280, 13592, 16990, 26560, 27184, 33980, 53120, 54368, 67960, 108736, 135920, 141017, 217472, 271840, 282034, 543680, 564068, 705085, 1087360, 1128136, 1410170, 2256272, 2820340, 4512544, 5640680, 9025088, 11281360, 18050176, 22562720, 45125440, 90250880]

約数ペア:

[(1, 90250880), (2, 45125440), (4, 22562720), (5, 18050176), (8, 11281360), (10, 9025088), (16, 5640680), (20, 4512544), (32, 2820340), (40, 2256272), (64, 1410170), (80, 1128136), (83, 1087360), (128, 705085), (160, 564068), (166, 543680), (320, 282034), (332, 271840), (415, 217472), (640, 141017), (664, 135920), (830, 108736), (1328, 67960), (1660, 54368), (1699, 53120), (2656, 33980), (3320, 27184), (3398, 26560), (5312, 16990), (6640, 13592), (6796, 13280), (8495, 10624)]