63520

素因数分解:

$2^5\times 5^1\times {\mathrm{397}}^1$

素因数の和:412

約数の個数: 24

約数和(自身を含む): 150444

約数和(自身を除く): 86924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 397, 794, 1588, 1985, 3176, 3970, 6352, 7940, 12704, 15880, 31760, 63520]

約数ペア:

[(1, 63520), (2, 31760), (4, 15880), (5, 12704), (8, 7940), (10, 6352), (16, 3970), (20, 3176), (32, 1985), (40, 1588), (80, 794), (160, 397)]