53201980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{204623}}^1$

素因数の和:204645

約数の個数: 24

約数和(自身を含む): 120318912

約数和(自身を除く): 67116932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 204623, 409246, 818492, 1023115, 2046230, 2660099, 4092460, 5320198, 10640396, 13300495, 26600990, 53201980]

約数ペア:

[(1, 53201980), (2, 26600990), (4, 13300495), (5, 10640396), (10, 5320198), (13, 4092460), (20, 2660099), (26, 2046230), (52, 1023115), (65, 818492), (130, 409246), (260, 204623)]