685582856

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4999}}^1$

素因数の和:5122

約数の個数: 64

約数和(自身を含む): 1536000000

約数和(自身を除く): 850417144

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 79, 124, 158, 217, 248, 316, 434, 553, 632, 868, 1106, 1736, 2212, 2449, 4424, 4898, 4999, 9796, 9998, 17143, 19592, 19996, 34286, 34993, 39992, 68572, 69986, 137144, 139972, 154969, 279944, 309938, 394921, 619876, 789842, 1084783, 1239752, 1579684, 2169566, 2764447, 3159368, 4339132, 5528894, 8678264, 11057788, 12242551, 22115576, 24485102, 48970204, 85697857, 97940408, 171395714, 342791428, 685582856]

約数ペア:

[(1, 685582856), (2, 342791428), (4, 171395714), (7, 97940408), (8, 85697857), (14, 48970204), (28, 24485102), (31, 22115576), (56, 12242551), (62, 11057788), (79, 8678264), (124, 5528894), (158, 4339132), (217, 3159368), (248, 2764447), (316, 2169566), (434, 1579684), (553, 1239752), (632, 1084783), (868, 789842), (1106, 619876), (1736, 394921), (2212, 309938), (2449, 279944), (4424, 154969), (4898, 139972), (4999, 137144), (9796, 69986), (9998, 68572), (17143, 39992), (19592, 34993), (19996, 34286)]