25207719940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{96952769}}^1$

素因数の和:96952791

約数の個数: 24

約数和(自身を含む): 57008228760

約数和(自身を除く): 31800508820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 96952769, 193905538, 387811076, 484763845, 969527690, 1260385997, 1939055380, 2520771994, 5041543988, 6301929985, 12603859970, 25207719940]

約数ペア:

[(1, 25207719940), (2, 12603859970), (4, 6301929985), (5, 5041543988), (10, 2520771994), (13, 1939055380), (20, 1260385997), (26, 969527690), (52, 484763845), (65, 387811076), (130, 193905538), (260, 96952769)]