81206072

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{227}}^1\times {\mathrm{461}}^1$

素因数の和:791

約数の個数: 32

約数和(自身を含む): 154843920

約数和(自身を除く): 73637848

約数列:

[1, 2, 4, 8, 97, 194, 227, 388, 454, 461, 776, 908, 922, 1816, 1844, 3688, 22019, 44038, 44717, 88076, 89434, 104647, 176152, 178868, 209294, 357736, 418588, 837176, 10150759, 20301518, 40603036, 81206072]

約数ペア:

[(1, 81206072), (2, 40603036), (4, 20301518), (8, 10150759), (97, 837176), (194, 418588), (227, 357736), (388, 209294), (454, 178868), (461, 176152), (776, 104647), (908, 89434), (922, 88076), (1816, 44717), (1844, 44038), (3688, 22019)]