82180720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{60427}}^1$

素因数の和:60457

約数の個数: 40

約数和(自身を含む): 202312944

約数和(自身を除く): 120132224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 60427, 120854, 241708, 302135, 483416, 604270, 966832, 1027259, 1208540, 2054518, 2417080, 4109036, 4834160, 5136295, 8218072, 10272590, 16436144, 20545180, 41090360, 82180720]

約数ペア:

[(1, 82180720), (2, 41090360), (4, 20545180), (5, 16436144), (8, 10272590), (10, 8218072), (16, 5136295), (17, 4834160), (20, 4109036), (34, 2417080), (40, 2054518), (68, 1208540), (80, 1027259), (85, 966832), (136, 604270), (170, 483416), (272, 302135), (340, 241708), (680, 120854), (1360, 60427)]