91781390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{2767}}^1$

素因数の和:2912

約数の個数: 32

約数和(自身を含む): 172191744

約数和(自身を除く): 80410354

約数列:

[1, 2, 5, 10, 31, 62, 107, 155, 214, 310, 535, 1070, 2767, 3317, 5534, 6634, 13835, 16585, 27670, 33170, 85777, 171554, 296069, 428885, 592138, 857770, 1480345, 2960690, 9178139, 18356278, 45890695, 91781390]

約数ペア:

[(1, 91781390), (2, 45890695), (5, 18356278), (10, 9178139), (31, 2960690), (62, 1480345), (107, 857770), (155, 592138), (214, 428885), (310, 296069), (535, 171554), (1070, 85777), (2767, 33170), (3317, 27670), (5534, 16585), (6634, 13835)]