25444380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32621}}^1$

素因数の和:32646

約数の個数: 48

約数和(自身を含む): 76726944

約数和(自身を除く): 51282564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 32621, 65242, 97863, 130484, 163105, 195726, 326210, 391452, 424073, 489315, 652420, 848146, 978630, 1272219, 1696292, 1957260, 2120365, 2544438, 4240730, 5088876, 6361095, 8481460, 12722190, 25444380]

約数ペア:

[(1, 25444380), (2, 12722190), (3, 8481460), (4, 6361095), (5, 5088876), (6, 4240730), (10, 2544438), (12, 2120365), (13, 1957260), (15, 1696292), (20, 1272219), (26, 978630), (30, 848146), (39, 652420), (52, 489315), (60, 424073), (65, 391452), (78, 326210), (130, 195726), (156, 163105), (195, 130484), (260, 97863), (390, 65242), (780, 32621)]