20583400175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{3673}}^1$

素因数の和:4140

約数の個数: 48

約数和(自身を含む): 28203799008

約数和(自身を除く): 7620398833

約数列:

[1, 5, 13, 25, 43, 65, 215, 325, 401, 559, 1075, 2005, 2795, 3673, 5213, 10025, 13975, 17243, 18365, 26065, 47749, 86215, 91825, 130325, 157939, 224159, 238745, 431075, 789695, 1120795, 1193725, 1472873, 2053207, 3948475, 5603975, 7364365, 10266035, 19147349, 36821825, 51330175, 63333539, 95736745, 316667695, 478683725, 823336007, 1583338475, 4116680035, 20583400175]

約数ペア:

[(1, 20583400175), (5, 4116680035), (13, 1583338475), (25, 823336007), (43, 478683725), (65, 316667695), (215, 95736745), (325, 63333539), (401, 51330175), (559, 36821825), (1075, 19147349), (2005, 10266035), (2795, 7364365), (3673, 5603975), (5213, 3948475), (10025, 2053207), (13975, 1472873), (17243, 1193725), (18365, 1120795), (26065, 789695), (47749, 431075), (86215, 238745), (91825, 224159), (130325, 157939)]