91004920

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{13151}}^1$

素因数の和:13335

約数の個数: 32

約数和(自身を含む): 205960320

約数和(自身を除く): 114955400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 13151, 26302, 52604, 65755, 105208, 131510, 263020, 526040, 2275123, 4550246, 9100492, 11375615, 18200984, 22751230, 45502460, 91004920]

約数ペア:

[(1, 91004920), (2, 45502460), (4, 22751230), (5, 18200984), (8, 11375615), (10, 9100492), (20, 4550246), (40, 2275123), (173, 526040), (346, 263020), (692, 131510), (865, 105208), (1384, 65755), (1730, 52604), (3460, 26302), (6920, 13151)]