25537460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98221}}^1$

素因数の和:98243

約数の個数: 24

約数和(自身を含む): 57754536

約数和(自身を除く): 32217076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 98221, 196442, 392884, 491105, 982210, 1276873, 1964420, 2553746, 5107492, 6384365, 12768730, 25537460]

約数ペア:

[(1, 25537460), (2, 12768730), (4, 6384365), (5, 5107492), (10, 2553746), (13, 1964420), (20, 1276873), (26, 982210), (52, 491105), (65, 392884), (130, 196442), (260, 98221)]