12943025320

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{23981}}^1$

素因数の和:24226

約数の個数: 64

約数和(自身を含む): 29630240640

約数和(自身を除く): 16687215320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 131, 206, 262, 412, 515, 524, 655, 824, 1030, 1048, 1310, 2060, 2620, 4120, 5240, 13493, 23981, 26986, 47962, 53972, 67465, 95924, 107944, 119905, 134930, 191848, 239810, 269860, 479620, 539720, 959240, 2470043, 3141511, 4940086, 6283022, 9880172, 12350215, 12566044, 15707555, 19760344, 24700430, 25132088, 31415110, 49400860, 62830220, 98801720, 125660440, 323575633, 647151266, 1294302532, 1617878165, 2588605064, 3235756330, 6471512660, 12943025320]

約数ペア:

[(1, 12943025320), (2, 6471512660), (4, 3235756330), (5, 2588605064), (8, 1617878165), (10, 1294302532), (20, 647151266), (40, 323575633), (103, 125660440), (131, 98801720), (206, 62830220), (262, 49400860), (412, 31415110), (515, 25132088), (524, 24700430), (655, 19760344), (824, 15707555), (1030, 12566044), (1048, 12350215), (1310, 9880172), (2060, 6283022), (2620, 4940086), (4120, 3141511), (5240, 2470043), (13493, 959240), (23981, 539720), (26986, 479620), (47962, 269860), (53972, 239810), (67465, 191848), (95924, 134930), (107944, 119905)]