73899640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26021}}^1$

素因数の和:26103

約数の個数: 32

約数和(自身を含む): 168622560

約数和(自身を除く): 94722920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 26021, 52042, 104084, 130105, 208168, 260210, 520420, 1040840, 1847491, 3694982, 7389964, 9237455, 14779928, 18474910, 36949820, 73899640]

約数ペア:

[(1, 73899640), (2, 36949820), (4, 18474910), (5, 14779928), (8, 9237455), (10, 7389964), (20, 3694982), (40, 1847491), (71, 1040840), (142, 520420), (284, 260210), (355, 208168), (568, 130105), (710, 104084), (1420, 52042), (2840, 26021)]