49718090

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{12781}}^1$

素因数の和:13177

約数の個数: 16

約数和(自身を含む): 89729640

約数和(自身を除く): 40011550

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 12781, 25562, 63905, 127810, 4971809, 9943618, 24859045, 49718090]

約数ペア:

[(1, 49718090), (2, 24859045), (5, 9943618), (10, 4971809), (389, 127810), (778, 63905), (1945, 25562), (3890, 12781)]