85870630

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{1489}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 158774400

約数和(自身を除く): 72903770

約数列:

[1, 2, 5, 10, 73, 79, 146, 158, 365, 395, 730, 790, 1489, 2978, 5767, 7445, 11534, 14890, 28835, 57670, 108697, 117631, 217394, 235262, 543485, 588155, 1086970, 1176310, 8587063, 17174126, 42935315, 85870630]

約数ペア:

[(1, 85870630), (2, 42935315), (5, 17174126), (10, 8587063), (73, 1176310), (79, 1086970), (146, 588155), (158, 543485), (365, 235262), (395, 217394), (730, 117631), (790, 108697), (1489, 57670), (2978, 28835), (5767, 14890), (7445, 11534)]