72820112

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{267721}}^1$

素因数の和:267746

約数の個数: 20

約数和(自身を含む): 149388876

約数和(自身を除く): 76568764

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 267721, 535442, 1070884, 2141768, 4283536, 4551257, 9102514, 18205028, 36410056, 72820112]

約数ペア:

[(1, 72820112), (2, 36410056), (4, 18205028), (8, 9102514), (16, 4551257), (17, 4283536), (34, 2141768), (68, 1070884), (136, 535442), (272, 267721)]