260050960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{250049}}^1$

素因数の和:250075

約数の個数: 40

約数和(自身を含む): 651130200

約数和(自身を除く): 391079240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 250049, 500098, 1000196, 1250245, 2000392, 2500490, 3250637, 4000784, 5000980, 6501274, 10001960, 13002548, 16253185, 20003920, 26005096, 32506370, 52010192, 65012740, 130025480, 260050960]

約数ペア:

[(1, 260050960), (2, 130025480), (4, 65012740), (5, 52010192), (8, 32506370), (10, 26005096), (13, 20003920), (16, 16253185), (20, 13002548), (26, 10001960), (40, 6501274), (52, 5000980), (65, 4000784), (80, 3250637), (104, 2500490), (130, 2000392), (208, 1250245), (260, 1000196), (520, 500098), (1040, 250049)]