27381250

素因数分解:

$2^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{337}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 55449576

約数和(自身を除く): 28068326

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 337, 625, 650, 674, 1250, 1625, 1685, 3125, 3250, 3370, 4381, 6250, 8125, 8425, 8762, 16250, 16850, 21905, 40625, 42125, 43810, 81250, 84250, 109525, 210625, 219050, 421250, 547625, 1053125, 1095250, 2106250, 2738125, 5476250, 13690625, 27381250]

約数ペア:

[(1, 27381250), (2, 13690625), (5, 5476250), (10, 2738125), (13, 2106250), (25, 1095250), (26, 1053125), (50, 547625), (65, 421250), (125, 219050), (130, 210625), (250, 109525), (325, 84250), (337, 81250), (625, 43810), (650, 42125), (674, 40625), (1250, 21905), (1625, 16850), (1685, 16250), (3125, 8762), (3250, 8425), (3370, 8125), (4381, 6250)]