147799280

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26021}}^1$

素因数の和:26105

約数の個数: 40

約数和(自身を含む): 348486624

約数和(自身を除く): 200687344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 26021, 52042, 104084, 130105, 208168, 260210, 416336, 520420, 1040840, 1847491, 2081680, 3694982, 7389964, 9237455, 14779928, 18474910, 29559856, 36949820, 73899640, 147799280]

約数ペア:

[(1, 147799280), (2, 73899640), (4, 36949820), (5, 29559856), (8, 18474910), (10, 14779928), (16, 9237455), (20, 7389964), (40, 3694982), (71, 2081680), (80, 1847491), (142, 1040840), (284, 520420), (355, 416336), (568, 260210), (710, 208168), (1136, 130105), (1420, 104084), (2840, 52042), (5680, 26021)]