252397730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{66949}}^1$

素因数の和:66998

約数の個数: 32

約数和(自身を含む): 506142000

約数和(自身を除く): 253744270

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 66949, 133898, 334745, 669490, 870337, 1740674, 1941521, 3883042, 4351685, 8703370, 9707605, 19415210, 25239773, 50479546, 126198865, 252397730]

約数ペア:

[(1, 252397730), (2, 126198865), (5, 50479546), (10, 25239773), (13, 19415210), (26, 9707605), (29, 8703370), (58, 4351685), (65, 3883042), (130, 1941521), (145, 1740674), (290, 870337), (377, 669490), (754, 334745), (1885, 133898), (3770, 66949)]