25488970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6761}}^1$

素因数の和:6810

約数の個数: 32

約数和(自身を含む): 51120720

約数和(自身を除く): 25631750

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 6761, 13522, 33805, 67610, 87893, 175786, 196069, 392138, 439465, 878930, 980345, 1960690, 2548897, 5097794, 12744485, 25488970]

約数ペア:

[(1, 25488970), (2, 12744485), (5, 5097794), (10, 2548897), (13, 1960690), (26, 980345), (29, 878930), (58, 439465), (65, 392138), (130, 196069), (145, 175786), (290, 87893), (377, 67610), (754, 33805), (1885, 13522), (3770, 6761)]