68162690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:539

約数の個数: 64

約数和(自身を含む): 139968000

約数和(自身を除く): 71805310

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 47, 85, 94, 95, 170, 190, 235, 323, 449, 470, 646, 799, 893, 898, 1598, 1615, 1786, 2245, 3230, 3995, 4465, 4490, 7633, 7990, 8531, 8930, 15181, 15266, 17062, 21103, 30362, 38165, 42206, 42655, 75905, 76330, 85310, 105515, 145027, 151810, 211030, 290054, 358751, 400957, 717502, 725135, 801914, 1450270, 1793755, 2004785, 3587510, 4009570, 6816269, 13632538, 34081345, 68162690]

約数ペア:

[(1, 68162690), (2, 34081345), (5, 13632538), (10, 6816269), (17, 4009570), (19, 3587510), (34, 2004785), (38, 1793755), (47, 1450270), (85, 801914), (94, 725135), (95, 717502), (170, 400957), (190, 358751), (235, 290054), (323, 211030), (449, 151810), (470, 145027), (646, 105515), (799, 85310), (893, 76330), (898, 75905), (1598, 42655), (1615, 42206), (1786, 38165), (2245, 30362), (3230, 21103), (3995, 17062), (4465, 15266), (4490, 15181), (7633, 8930), (7990, 8531)]