15694857620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2131}}^1\times {\mathrm{2179}}^1$

素因数の和:4345

約数の個数: 72

約数和(自身を含む): 35722683360

約数和(自身を除く): 20027825740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2131, 2179, 3380, 4262, 4358, 8524, 8716, 10655, 10895, 21310, 21790, 27703, 28327, 42620, 43580, 55406, 56654, 110812, 113308, 138515, 141635, 277030, 283270, 360139, 368251, 554060, 566540, 720278, 736502, 1440556, 1473004, 1800695, 1841255, 3601390, 3682510, 4643449, 7202780, 7365020, 9286898, 18573796, 23217245, 46434490, 60364837, 92868980, 120729674, 241459348, 301824185, 603648370, 784742881, 1207296740, 1569485762, 3138971524, 3923714405, 7847428810, 15694857620]

約数ペア:

[(1, 15694857620), (2, 7847428810), (4, 3923714405), (5, 3138971524), (10, 1569485762), (13, 1207296740), (20, 784742881), (26, 603648370), (52, 301824185), (65, 241459348), (130, 120729674), (169, 92868980), (260, 60364837), (338, 46434490), (676, 23217245), (845, 18573796), (1690, 9286898), (2131, 7365020), (2179, 7202780), (3380, 4643449), (4262, 3682510), (4358, 3601390), (8524, 1841255), (8716, 1800695), (10655, 1473004), (10895, 1440556), (21310, 736502), (21790, 720278), (27703, 566540), (28327, 554060), (42620, 368251), (43580, 360139), (55406, 283270), (56654, 277030), (110812, 141635), (113308, 138515)]