8111720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 19699200

約数和(自身を除く): 11587480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 79, 85, 136, 151, 158, 170, 302, 316, 340, 395, 604, 632, 680, 755, 790, 1208, 1343, 1510, 1580, 2567, 2686, 3020, 3160, 5134, 5372, 6040, 6715, 10268, 10744, 11929, 12835, 13430, 20536, 23858, 25670, 26860, 47716, 51340, 53720, 59645, 95432, 102680, 119290, 202793, 238580, 405586, 477160, 811172, 1013965, 1622344, 2027930, 4055860, 8111720]

約数ペア:

[(1, 8111720), (2, 4055860), (4, 2027930), (5, 1622344), (8, 1013965), (10, 811172), (17, 477160), (20, 405586), (34, 238580), (40, 202793), (68, 119290), (79, 102680), (85, 95432), (136, 59645), (151, 53720), (158, 51340), (170, 47716), (302, 26860), (316, 25670), (340, 23858), (395, 20536), (604, 13430), (632, 12835), (680, 11929), (755, 10744), (790, 10268), (1208, 6715), (1343, 6040), (1510, 5372), (1580, 5134), (2567, 3160), (2686, 3020)]