91040680

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{3607}}^1$

素因数の和:4249

約数の個数: 32

約数和(自身を含む): 205223040

約数和(自身を除く): 114182360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 2524, 3155, 3607, 5048, 6310, 7214, 12620, 14428, 18035, 25240, 28856, 36070, 72140, 144280, 2276017, 4552034, 9104068, 11380085, 18208136, 22760170, 45520340, 91040680]

約数ペア:

[(1, 91040680), (2, 45520340), (4, 22760170), (5, 18208136), (8, 11380085), (10, 9104068), (20, 4552034), (40, 2276017), (631, 144280), (1262, 72140), (2524, 36070), (3155, 28856), (3607, 25240), (5048, 18035), (6310, 14428), (7214, 12620)]