156920359475

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{15137}}^1$

素因数の和:15341

約数の個数: 72

約数和(自身を含む): 224690306400

約数和(自身を除く): 67769946925

約数列:

[1, 5, 11, 23, 25, 55, 115, 121, 149, 253, 275, 575, 605, 745, 1265, 1639, 2783, 3025, 3427, 3725, 6325, 8195, 13915, 15137, 17135, 18029, 37697, 40975, 69575, 75685, 85675, 90145, 166507, 188485, 348151, 378425, 414667, 450725, 832535, 942425, 1740755, 1831577, 2073335, 2255413, 3829661, 4162675, 8703775, 9157885, 10366675, 11277065, 19148305, 24809543, 42126271, 45789425, 51874499, 56385325, 95741525, 124047715, 210631355, 259372495, 272904973, 570619489, 620238575, 1053156775, 1296862475, 1364524865, 2853097445, 6276814379, 6822624325, 14265487225, 31384071895, 156920359475]

約数ペア:

[(1, 156920359475), (5, 31384071895), (11, 14265487225), (23, 6822624325), (25, 6276814379), (55, 2853097445), (115, 1364524865), (121, 1296862475), (149, 1053156775), (253, 620238575), (275, 570619489), (575, 272904973), (605, 259372495), (745, 210631355), (1265, 124047715), (1639, 95741525), (2783, 56385325), (3025, 51874499), (3427, 45789425), (3725, 42126271), (6325, 24809543), (8195, 19148305), (13915, 11277065), (15137, 10366675), (17135, 9157885), (18029, 8703775), (37697, 4162675), (40975, 3829661), (69575, 2255413), (75685, 2073335), (85675, 1831577), (90145, 1740755), (166507, 942425), (188485, 832535), (348151, 450725), (378425, 414667)]