72503210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{557717}}^1$

素因数の和:557737

約数の個数: 16

約数和(自身を含む): 140544936

約数和(自身を除く): 68041726

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 557717, 1115434, 2788585, 5577170, 7250321, 14500642, 36251605, 72503210]

約数ペア:

[(1, 72503210), (2, 36251605), (5, 14500642), (10, 7250321), (13, 5577170), (26, 2788585), (65, 1115434), (130, 557717)]