80781416

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{5881}}^1$

素因数の和:6005

約数の個数: 32

約数和(自身を含む): 161990280

約数和(自身を除く): 81208864

約数列:

[1, 2, 4, 8, 17, 34, 68, 101, 136, 202, 404, 808, 1717, 3434, 5881, 6868, 11762, 13736, 23524, 47048, 99977, 199954, 399908, 593981, 799816, 1187962, 2375924, 4751848, 10097677, 20195354, 40390708, 80781416]

約数ペア:

[(1, 80781416), (2, 40390708), (4, 20195354), (8, 10097677), (17, 4751848), (34, 2375924), (68, 1187962), (101, 799816), (136, 593981), (202, 399908), (404, 199954), (808, 99977), (1717, 47048), (3434, 23524), (5881, 13736), (6868, 11762)]