78880522

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 147744000

約数和(自身を除く): 68863478

約数列:

[1, 2, 7, 14, 29, 37, 58, 59, 74, 89, 118, 178, 203, 259, 406, 413, 518, 623, 826, 1073, 1246, 1711, 2146, 2183, 2581, 3293, 3422, 4366, 5162, 5251, 6586, 7511, 10502, 11977, 15022, 15281, 18067, 23051, 23954, 30562, 36134, 36757, 46102, 63307, 73514, 95497, 126614, 152279, 190994, 194287, 304558, 388574, 443149, 668479, 886298, 1065953, 1336958, 1360009, 2131906, 2720018, 5634323, 11268646, 39440261, 78880522]

約数ペア:

[(1, 78880522), (2, 39440261), (7, 11268646), (14, 5634323), (29, 2720018), (37, 2131906), (58, 1360009), (59, 1336958), (74, 1065953), (89, 886298), (118, 668479), (178, 443149), (203, 388574), (259, 304558), (406, 194287), (413, 190994), (518, 152279), (623, 126614), (826, 95497), (1073, 73514), (1246, 63307), (1711, 46102), (2146, 36757), (2183, 36134), (2581, 30562), (3293, 23954), (3422, 23051), (4366, 18067), (5162, 15281), (5251, 15022), (6586, 11977), (7511, 10502)]