25190053520

素因数分解:

$2^4\times 5^1\times {\mathrm{359}}^1\times {\mathrm{877091}}^1$

素因数の和:877463

約数の個数: 40

約数和(自身を含む): 58730080320

約数和(自身を除く): 33540026800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359, 718, 1436, 1795, 2872, 3590, 5744, 7180, 14360, 28720, 877091, 1754182, 3508364, 4385455, 7016728, 8770910, 14033456, 17541820, 35083640, 70167280, 314875669, 629751338, 1259502676, 1574378345, 2519005352, 3148756690, 5038010704, 6297513380, 12595026760, 25190053520]

約数ペア:

[(1, 25190053520), (2, 12595026760), (4, 6297513380), (5, 5038010704), (8, 3148756690), (10, 2519005352), (16, 1574378345), (20, 1259502676), (40, 629751338), (80, 314875669), (359, 70167280), (718, 35083640), (1436, 17541820), (1795, 14033456), (2872, 8770910), (3590, 7016728), (5744, 4385455), (7180, 3508364), (14360, 1754182), (28720, 877091)]