135460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 306936

約数和(自身を除く): 171476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 521, 1042, 2084, 2605, 5210, 6773, 10420, 13546, 27092, 33865, 67730, 135460]

約数ペア:

[(1, 135460), (2, 67730), (4, 33865), (5, 27092), (10, 13546), (13, 10420), (20, 6773), (26, 5210), (52, 2605), (65, 2084), (130, 1042), (260, 521)]