31635280

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5417}}^1$

素因数の和:5503

約数の個数: 40

約数和(自身を含む): 74573352

約数和(自身を除く): 42938072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5417, 5840, 10834, 21668, 27085, 43336, 54170, 86672, 108340, 216680, 395441, 433360, 790882, 1581764, 1977205, 3163528, 3954410, 6327056, 7908820, 15817640, 31635280]

約数ペア:

[(1, 31635280), (2, 15817640), (4, 7908820), (5, 6327056), (8, 3954410), (10, 3163528), (16, 1977205), (20, 1581764), (40, 790882), (73, 433360), (80, 395441), (146, 216680), (292, 108340), (365, 86672), (584, 54170), (730, 43336), (1168, 27085), (1460, 21668), (2920, 10834), (5417, 5840)]