72135845

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{49921}}^1$

素因数の和:49960

約数の個数: 12

約数和(自身を含む): 91956324

約数和(自身を除く): 19820479

約数列:

[1, 5, 17, 85, 289, 1445, 49921, 249605, 848657, 4243285, 14427169, 72135845]

約数ペア:

[(1, 72135845), (5, 14427169), (17, 4243285), (85, 848657), (289, 249605), (1445, 49921)]