25280580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32411}}^1$

素因数の和:32436

約数の個数: 48

約数和(自身を含む): 76233024

約数和(自身を除く): 50952444

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, 32411, 64822, 97233, 129644, 162055, 194466, 324110, 388932, 421343, 486165, 648220, 842686, 972330, 1264029, 1685372, 1944660, 2106715, 2528058, 4213430, 5056116, 6320145, 8426860, 12640290, 25280580]

約数ペア:

[(1, 25280580), (2, 12640290), (3, 8426860), (4, 6320145), (5, 5056116), (6, 4213430), (10, 2528058), (12, 2106715), (13, 1944660), (15, 1685372), (20, 1264029), (26, 972330), (30, 842686), (39, 648220), (52, 486165), (60, 421343), (65, 388932), (78, 324110), (130, 194466), (156, 162055), (195, 129644), (260, 97233), (390, 64822), (780, 32411)]