20064425

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 25831680

約数和(自身を除く): 5767255

約数列:

[1, 5, 25, 59, 61, 223, 295, 305, 1115, 1475, 1525, 3599, 5575, 13157, 13603, 17995, 65785, 68015, 89975, 328925, 340075, 802577, 4012885, 20064425]

約数ペア:

[(1, 20064425), (5, 4012885), (25, 802577), (59, 340075), (61, 328925), (223, 89975), (295, 68015), (305, 65785), (1115, 17995), (1475, 13603), (1525, 13157), (3599, 5575)]