78868088

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{239}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 169344000

約数和(自身を除く): 90475912

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 167, 239, 247, 334, 478, 494, 668, 956, 988, 1336, 1912, 1976, 2171, 3107, 3173, 4342, 4541, 6214, 6346, 8684, 9082, 12428, 12692, 17368, 18164, 24856, 25384, 36328, 39913, 41249, 59033, 79826, 82498, 118066, 159652, 164996, 236132, 319304, 329992, 472264, 518869, 758347, 1037738, 1516694, 2075476, 3033388, 4150952, 6066776, 9858511, 19717022, 39434044, 78868088]

約数ペア:

[(1, 78868088), (2, 39434044), (4, 19717022), (8, 9858511), (13, 6066776), (19, 4150952), (26, 3033388), (38, 2075476), (52, 1516694), (76, 1037738), (104, 758347), (152, 518869), (167, 472264), (239, 329992), (247, 319304), (334, 236132), (478, 164996), (494, 159652), (668, 118066), (956, 82498), (988, 79826), (1336, 59033), (1912, 41249), (1976, 39913), (2171, 36328), (3107, 25384), (3173, 24856), (4342, 18164), (4541, 17368), (6214, 12692), (6346, 12428), (8684, 9082)]