159901480

素因数分解:

$2^3\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{3923}}^1$

素因数の和:4953

約数の個数: 32

約数和(自身を含む): 360223200

約数和(自身を除く): 200321720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1019, 2038, 3923, 4076, 5095, 7846, 8152, 10190, 15692, 19615, 20380, 31384, 39230, 40760, 78460, 156920, 3997537, 7995074, 15990148, 19987685, 31980296, 39975370, 79950740, 159901480]

約数ペア:

[(1, 159901480), (2, 79950740), (4, 39975370), (5, 31980296), (8, 19987685), (10, 15990148), (20, 7995074), (40, 3997537), (1019, 156920), (2038, 78460), (3923, 40760), (4076, 39230), (5095, 31384), (7846, 20380), (8152, 19615), (10190, 15692)]