665647996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{5227}}^1$

素因数の和:5354

約数の個数: 48

約数和(自身を含む): 1311600640

約数和(自身を除く): 645952644

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 79, 124, 158, 316, 403, 806, 1027, 1612, 2054, 2449, 4108, 4898, 5227, 9796, 10454, 20908, 31837, 63674, 67951, 127348, 135902, 162037, 271804, 324074, 412933, 648148, 825866, 1651732, 2106481, 4212962, 5368129, 8425924, 10736258, 12800923, 21472516, 25601846, 51203692, 166411999, 332823998, 665647996]

約数ペア:

[(1, 665647996), (2, 332823998), (4, 166411999), (13, 51203692), (26, 25601846), (31, 21472516), (52, 12800923), (62, 10736258), (79, 8425924), (124, 5368129), (158, 4212962), (316, 2106481), (403, 1651732), (806, 825866), (1027, 648148), (1612, 412933), (2054, 324074), (2449, 271804), (4108, 162037), (4898, 135902), (5227, 127348), (9796, 67951), (10454, 63674), (20908, 31837)]