68108560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1523}}^1$

素因数の和:1592

約数の個数: 80

約数和(自身を含む): 174613824

約数和(自身を除く): 106505264

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1523, 1720, 2236, 2795, 3046, 3440, 4472, 5590, 6092, 7615, 8944, 11180, 12184, 15230, 19799, 22360, 24368, 30460, 39598, 44720, 60920, 65489, 79196, 98995, 121840, 130978, 158392, 197990, 261956, 316784, 327445, 395980, 523912, 654890, 791960, 851357, 1047824, 1309780, 1583920, 1702714, 2619560, 3405428, 4256785, 5239120, 6810856, 8513570, 13621712, 17027140, 34054280, 68108560]

約数ペア:

[(1, 68108560), (2, 34054280), (4, 17027140), (5, 13621712), (8, 8513570), (10, 6810856), (13, 5239120), (16, 4256785), (20, 3405428), (26, 2619560), (40, 1702714), (43, 1583920), (52, 1309780), (65, 1047824), (80, 851357), (86, 791960), (104, 654890), (130, 523912), (172, 395980), (208, 327445), (215, 316784), (260, 261956), (344, 197990), (430, 158392), (520, 130978), (559, 121840), (688, 98995), (860, 79196), (1040, 65489), (1118, 60920), (1523, 44720), (1720, 39598), (2236, 30460), (2795, 24368), (3046, 22360), (3440, 19799), (4472, 15230), (5590, 12184), (6092, 11180), (7615, 8944)]