91187840

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7499}}^1$

素因数の和:7537

約数の個数: 64

約数和(自身を含む): 229500000

約数和(自身を除く): 138312160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 7499, 12160, 14998, 29996, 37495, 59992, 74990, 119984, 142481, 149980, 239968, 284962, 299960, 479936, 569924, 599920, 712405, 959872, 1139848, 1199840, 1424810, 2279696, 2399680, 2849620, 4559392, 4799360, 5699240, 9118784, 11398480, 18237568, 22796960, 45593920, 91187840]

約数ペア:

[(1, 91187840), (2, 45593920), (4, 22796960), (5, 18237568), (8, 11398480), (10, 9118784), (16, 5699240), (19, 4799360), (20, 4559392), (32, 2849620), (38, 2399680), (40, 2279696), (64, 1424810), (76, 1199840), (80, 1139848), (95, 959872), (128, 712405), (152, 599920), (160, 569924), (190, 479936), (304, 299960), (320, 284962), (380, 239968), (608, 149980), (640, 142481), (760, 119984), (1216, 74990), (1520, 59992), (2432, 37495), (3040, 29996), (6080, 14998), (7499, 12160)]