91857968

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:605

約数の個数: 40

約数和(自身を含む): 181394640

約数和(自身を除く): 89536672

約数列:

[1, 2, 4, 8, 16, 89, 178, 251, 257, 356, 502, 514, 712, 1004, 1028, 1424, 2008, 2056, 4016, 4112, 22339, 22873, 44678, 45746, 64507, 89356, 91492, 129014, 178712, 182984, 258028, 357424, 365968, 516056, 1032112, 5741123, 11482246, 22964492, 45928984, 91857968]

約数ペア:

[(1, 91857968), (2, 45928984), (4, 22964492), (8, 11482246), (16, 5741123), (89, 1032112), (178, 516056), (251, 365968), (257, 357424), (356, 258028), (502, 182984), (514, 178712), (712, 129014), (1004, 91492), (1028, 89356), (1424, 64507), (2008, 45746), (2056, 44678), (4016, 22873), (4112, 22339)]