31886560

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:668

約数の個数: 96

約数和(自身を含む): 84097440

約数和(自身を除く): 52210880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 304, 323, 340, 380, 544, 608, 617, 646, 680, 760, 1234, 1292, 1360, 1520, 1615, 2468, 2584, 2720, 3040, 3085, 3230, 4936, 5168, 6170, 6460, 9872, 10336, 10489, 11723, 12340, 12920, 19744, 20978, 23446, 24680, 25840, 41956, 46892, 49360, 51680, 52445, 58615, 83912, 93784, 98720, 104890, 117230, 167824, 187568, 199291, 209780, 234460, 335648, 375136, 398582, 419560, 468920, 797164, 839120, 937840, 996455, 1594328, 1678240, 1875680, 1992910, 3188656, 3985820, 6377312, 7971640, 15943280, 31886560]

約数ペア:

[(1, 31886560), (2, 15943280), (4, 7971640), (5, 6377312), (8, 3985820), (10, 3188656), (16, 1992910), (17, 1875680), (19, 1678240), (20, 1594328), (32, 996455), (34, 937840), (38, 839120), (40, 797164), (68, 468920), (76, 419560), (80, 398582), (85, 375136), (95, 335648), (136, 234460), (152, 209780), (160, 199291), (170, 187568), (190, 167824), (272, 117230), (304, 104890), (323, 98720), (340, 93784), (380, 83912), (544, 58615), (608, 52445), (617, 51680), (646, 49360), (680, 46892), (760, 41956), (1234, 25840), (1292, 24680), (1360, 23446), (1520, 20978), (1615, 19744), (2468, 12920), (2584, 12340), (2720, 11723), (3040, 10489), (3085, 10336), (3230, 9872), (4936, 6460), (5168, 6170)]