1377350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{163}}^1$

素因数の和:201

約数の個数: 36

約数和(自身を含む): 2791116

約数和(自身を除く): 1413766

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 163, 169, 325, 326, 338, 650, 815, 845, 1630, 1690, 2119, 4075, 4225, 4238, 8150, 8450, 10595, 21190, 27547, 52975, 55094, 105950, 137735, 275470, 688675, 1377350]

約数ペア:

[(1, 1377350), (2, 688675), (5, 275470), (10, 137735), (13, 105950), (25, 55094), (26, 52975), (50, 27547), (65, 21190), (130, 10595), (163, 8450), (169, 8150), (325, 4238), (326, 4225), (338, 4075), (650, 2119), (815, 1690), (845, 1630)]