71129920

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11699}}^1$

素因数の和:11735

約数の個数: 56

約数和(自身を含む): 178308000

約数和(自身を除く): 107178080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 11699, 23398, 46796, 58495, 93592, 116990, 187184, 222281, 233980, 374368, 444562, 467960, 748736, 889124, 935920, 1111405, 1778248, 1871840, 2222810, 3556496, 3743680, 4445620, 7112992, 8891240, 14225984, 17782480, 35564960, 71129920]

約数ペア:

[(1, 71129920), (2, 35564960), (4, 17782480), (5, 14225984), (8, 8891240), (10, 7112992), (16, 4445620), (19, 3743680), (20, 3556496), (32, 2222810), (38, 1871840), (40, 1778248), (64, 1111405), (76, 935920), (80, 889124), (95, 748736), (152, 467960), (160, 444562), (190, 374368), (304, 233980), (320, 222281), (380, 187184), (608, 116990), (760, 93592), (1216, 58495), (1520, 46796), (3040, 23398), (6080, 11699)]