78408174

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 179343360

約数和(自身を除く): 100935186

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 191, 247, 277, 382, 494, 554, 573, 741, 831, 1146, 1482, 1662, 2483, 3601, 3629, 4966, 5263, 7202, 7258, 7449, 10526, 10803, 10887, 14898, 15789, 21606, 21774, 31578, 47177, 52907, 68419, 94354, 105814, 136838, 141531, 158721, 205257, 283062, 317442, 410514, 687791, 1005233, 1375582, 2010466, 2063373, 3015699, 4126746, 6031398, 13068029, 26136058, 39204087, 78408174]

約数ペア:

[(1, 78408174), (2, 39204087), (3, 26136058), (6, 13068029), (13, 6031398), (19, 4126746), (26, 3015699), (38, 2063373), (39, 2010466), (57, 1375582), (78, 1005233), (114, 687791), (191, 410514), (247, 317442), (277, 283062), (382, 205257), (494, 158721), (554, 141531), (573, 136838), (741, 105814), (831, 94354), (1146, 68419), (1482, 52907), (1662, 47177), (2483, 31578), (3601, 21774), (3629, 21606), (4966, 15789), (5263, 14898), (7202, 10887), (7258, 10803), (7449, 10526)]