61571900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47363}}^1$

素因数の和:47390

約数の個数: 36

約数和(自身を含む): 143891832

約数和(自身を除く): 82319932

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 47363, 94726, 189452, 236815, 473630, 615719, 947260, 1184075, 1231438, 2368150, 2462876, 3078595, 4736300, 6157190, 12314380, 15392975, 30785950, 61571900]

約数ペア:

[(1, 61571900), (2, 30785950), (4, 15392975), (5, 12314380), (10, 6157190), (13, 4736300), (20, 3078595), (25, 2462876), (26, 2368150), (50, 1231438), (52, 1184075), (65, 947260), (100, 615719), (130, 473630), (260, 236815), (325, 189452), (650, 94726), (1300, 47363)]