15678420550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2203}}^1\times {\mathrm{10949}}^1$

素因数の和:13177

約数の個数: 48

約数和(自身を含む): 31422207600

約数和(自身を除く): 15743787050

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 2203, 4406, 10949, 11015, 21898, 22030, 28639, 54745, 55075, 57278, 109490, 110150, 142337, 143195, 273725, 284674, 286390, 547450, 711685, 715975, 1423370, 1431950, 3558425, 7116850, 24120647, 48241294, 120603235, 241206470, 313568411, 603016175, 627136822, 1206032350, 1567842055, 3135684110, 7839210275, 15678420550]

約数ペア:

[(1, 15678420550), (2, 7839210275), (5, 3135684110), (10, 1567842055), (13, 1206032350), (25, 627136822), (26, 603016175), (50, 313568411), (65, 241206470), (130, 120603235), (325, 48241294), (650, 24120647), (2203, 7116850), (4406, 3558425), (10949, 1431950), (11015, 1423370), (21898, 715975), (22030, 711685), (28639, 547450), (54745, 286390), (55075, 284674), (57278, 273725), (109490, 143195), (110150, 142337)]