158182700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{449}}^1$

素因数の和:747

約数の個数: 72

約数和(自身を含む): 371851200

約数和(自身を除く): 213668500

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 271, 325, 449, 542, 650, 898, 1084, 1300, 1355, 1796, 2245, 2710, 3523, 4490, 5420, 5837, 6775, 7046, 8980, 11225, 11674, 13550, 14092, 17615, 22450, 23348, 27100, 29185, 35230, 44900, 58370, 70460, 88075, 116740, 121679, 145925, 176150, 243358, 291850, 352300, 486716, 583700, 608395, 1216790, 1581827, 2433580, 3041975, 3163654, 6083950, 6327308, 7909135, 12167900, 15818270, 31636540, 39545675, 79091350, 158182700]

約数ペア:

[(1, 158182700), (2, 79091350), (4, 39545675), (5, 31636540), (10, 15818270), (13, 12167900), (20, 7909135), (25, 6327308), (26, 6083950), (50, 3163654), (52, 3041975), (65, 2433580), (100, 1581827), (130, 1216790), (260, 608395), (271, 583700), (325, 486716), (449, 352300), (542, 291850), (650, 243358), (898, 176150), (1084, 145925), (1300, 121679), (1355, 116740), (1796, 88075), (2245, 70460), (2710, 58370), (3523, 44900), (4490, 35230), (5420, 29185), (5837, 27100), (6775, 23348), (7046, 22450), (8980, 17615), (11225, 14092), (11674, 13550)]