25865780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41719}}^1$

素因数の和:41759

約数の個数: 24

約数和(自身を含む): 56071680

約数和(自身を除く): 30205900

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 41719, 83438, 166876, 208595, 417190, 834380, 1293289, 2586578, 5173156, 6466445, 12932890, 25865780]

約数ペア:

[(1, 25865780), (2, 12932890), (4, 6466445), (5, 5173156), (10, 2586578), (20, 1293289), (31, 834380), (62, 417190), (124, 208595), (155, 166876), (310, 83438), (620, 41719)]