68815240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2243}}^1$

素因数の和:2326

約数の個数: 64

約数和(自身を含む): 169646400

約数和(自身を除く): 100831160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 295, 472, 520, 590, 767, 1180, 1534, 2243, 2360, 3068, 3835, 4486, 6136, 7670, 8972, 11215, 15340, 17944, 22430, 29159, 30680, 44860, 58318, 89720, 116636, 132337, 145795, 233272, 264674, 291590, 529348, 583180, 661685, 1058696, 1166360, 1323370, 1720381, 2646740, 3440762, 5293480, 6881524, 8601905, 13763048, 17203810, 34407620, 68815240]

約数ペア:

[(1, 68815240), (2, 34407620), (4, 17203810), (5, 13763048), (8, 8601905), (10, 6881524), (13, 5293480), (20, 3440762), (26, 2646740), (40, 1720381), (52, 1323370), (59, 1166360), (65, 1058696), (104, 661685), (118, 583180), (130, 529348), (236, 291590), (260, 264674), (295, 233272), (472, 145795), (520, 132337), (590, 116636), (767, 89720), (1180, 58318), (1534, 44860), (2243, 30680), (2360, 29159), (3068, 22430), (3835, 17944), (4486, 15340), (6136, 11215), (7670, 8972)]