25208560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24239}}^1$

素因数の和:24265

約数の個数: 40

約数和(自身を含む): 63120960

約数和(自身を除く): 37912400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 24239, 48478, 96956, 121195, 193912, 242390, 315107, 387824, 484780, 630214, 969560, 1260428, 1575535, 1939120, 2520856, 3151070, 5041712, 6302140, 12604280, 25208560]

約数ペア:

[(1, 25208560), (2, 12604280), (4, 6302140), (5, 5041712), (8, 3151070), (10, 2520856), (13, 1939120), (16, 1575535), (20, 1260428), (26, 969560), (40, 630214), (52, 484780), (65, 387824), (80, 315107), (104, 242390), (130, 193912), (208, 121195), (260, 96956), (520, 48478), (1040, 24239)]