98801720

素因数分解:

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

素因数の和:24095

約数の個数: 32

約数和(自身を含む): 224471520

約数和(自身を除く): 125669800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 23981, 47962, 95924, 119905, 191848, 239810, 479620, 959240, 2470043, 4940086, 9880172, 12350215, 19760344, 24700430, 49400860, 98801720]

約数ペア:

[(1, 98801720), (2, 49400860), (4, 24700430), (5, 19760344), (8, 12350215), (10, 9880172), (20, 4940086), (40, 2470043), (103, 959240), (206, 479620), (412, 239810), (515, 191848), (824, 119905), (1030, 95924), (2060, 47962), (4120, 23981)]