78443248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1$

素因数の和:926

約数の個数: 80

約数和(自身を含む): 179988480

約数和(自身を除く): 101545232

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 38, 46, 52, 76, 92, 104, 152, 184, 208, 247, 299, 304, 368, 437, 494, 598, 863, 874, 988, 1196, 1726, 1748, 1976, 2392, 3452, 3496, 3952, 4784, 5681, 6904, 6992, 11219, 11362, 13808, 16397, 19849, 22438, 22724, 32794, 39698, 44876, 45448, 65588, 79396, 89752, 90896, 131176, 158792, 179504, 213161, 258037, 262352, 317584, 377131, 426322, 516074, 754262, 852644, 1032148, 1508524, 1705288, 2064296, 3017048, 3410576, 4128592, 4902703, 6034096, 9805406, 19610812, 39221624, 78443248]

約数ペア:

[(1, 78443248), (2, 39221624), (4, 19610812), (8, 9805406), (13, 6034096), (16, 4902703), (19, 4128592), (23, 3410576), (26, 3017048), (38, 2064296), (46, 1705288), (52, 1508524), (76, 1032148), (92, 852644), (104, 754262), (152, 516074), (184, 426322), (208, 377131), (247, 317584), (299, 262352), (304, 258037), (368, 213161), (437, 179504), (494, 158792), (598, 131176), (863, 90896), (874, 89752), (988, 79396), (1196, 65588), (1726, 45448), (1748, 44876), (1976, 39698), (2392, 32794), (3452, 22724), (3496, 22438), (3952, 19849), (4784, 16397), (5681, 13808), (6904, 11362), (6992, 11219)]