25834640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24841}}^1$

素因数の和:24867

約数の個数: 40

約数和(自身を含む): 64688568

約数和(自身を除く): 38853928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 24841, 49682, 99364, 124205, 198728, 248410, 322933, 397456, 496820, 645866, 993640, 1291732, 1614665, 1987280, 2583464, 3229330, 5166928, 6458660, 12917320, 25834640]

約数ペア:

[(1, 25834640), (2, 12917320), (4, 6458660), (5, 5166928), (8, 3229330), (10, 2583464), (13, 1987280), (16, 1614665), (20, 1291732), (26, 993640), (40, 645866), (52, 496820), (65, 397456), (80, 322933), (104, 248410), (130, 198728), (208, 124205), (260, 99364), (520, 49682), (1040, 24841)]