82671575

素因数分解:

$5^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:373

約数の個数: 48

約数和(自身を含む): 123801600

約数和(自身を除く): 41130025

約数列:

[1, 5, 7, 25, 31, 35, 49, 155, 175, 217, 245, 311, 343, 775, 1085, 1225, 1519, 1555, 1715, 2177, 5425, 7595, 7775, 8575, 9641, 10633, 10885, 15239, 37975, 48205, 53165, 54425, 67487, 76195, 106673, 241025, 265825, 337435, 380975, 472409, 533365, 1687175, 2362045, 2666825, 3306863, 11810225, 16534315, 82671575]

約数ペア:

[(1, 82671575), (5, 16534315), (7, 11810225), (25, 3306863), (31, 2666825), (35, 2362045), (49, 1687175), (155, 533365), (175, 472409), (217, 380975), (245, 337435), (311, 265825), (343, 241025), (775, 106673), (1085, 76195), (1225, 67487), (1519, 54425), (1555, 53165), (1715, 48205), (2177, 37975), (5425, 15239), (7595, 10885), (7775, 10633), (8575, 9641)]