79565980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{306023}}^1$

素因数の和:306045

約数の個数: 24

約数和(自身を含む): 179942112

約数和(自身を除く): 100376132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 306023, 612046, 1224092, 1530115, 3060230, 3978299, 6120460, 7956598, 15913196, 19891495, 39782990, 79565980]

約数ペア:

[(1, 79565980), (2, 39782990), (4, 19891495), (5, 15913196), (10, 7956598), (13, 6120460), (20, 3978299), (26, 3060230), (52, 1530115), (65, 1224092), (130, 612046), (260, 306023)]