157942720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37967}}^1$

素因数の和:37997

約数の個数: 56

約数和(自身を含む): 405042624

約数和(自身を除く): 247099904

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 37967, 75934, 151868, 189835, 303736, 379670, 493571, 607472, 759340, 987142, 1214944, 1518680, 1974284, 2429888, 2467855, 3037360, 3948568, 4935710, 6074720, 7897136, 9871420, 12149440, 15794272, 19742840, 31588544, 39485680, 78971360, 157942720]

約数ペア:

[(1, 157942720), (2, 78971360), (4, 39485680), (5, 31588544), (8, 19742840), (10, 15794272), (13, 12149440), (16, 9871420), (20, 7897136), (26, 6074720), (32, 4935710), (40, 3948568), (52, 3037360), (64, 2467855), (65, 2429888), (80, 1974284), (104, 1518680), (130, 1214944), (160, 987142), (208, 759340), (260, 607472), (320, 493571), (416, 379670), (520, 303736), (832, 189835), (1040, 151868), (2080, 75934), (4160, 37967)]