91053880

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{5407}}^1$

素因数の和:5839

約数の個数: 32

約数和(自身を含む): 205395840

約数和(自身を除く): 114341960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 5407, 8420, 10814, 16840, 21628, 27035, 43256, 54070, 108140, 216280, 2276347, 4552694, 9105388, 11381735, 18210776, 22763470, 45526940, 91053880]

約数ペア:

[(1, 91053880), (2, 45526940), (4, 22763470), (5, 18210776), (8, 11381735), (10, 9105388), (20, 4552694), (40, 2276347), (421, 216280), (842, 108140), (1684, 54070), (2105, 43256), (3368, 27035), (4210, 21628), (5407, 16840), (8420, 10814)]