709933040

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{2143}}^1$

素因数の和:2298

約数の個数: 80

約数和(自身を含む): 1708390656

約数和(自身を除く): 998457616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 101, 164, 202, 205, 328, 404, 410, 505, 656, 808, 820, 1010, 1616, 1640, 2020, 2143, 3280, 4040, 4141, 4286, 8080, 8282, 8572, 10715, 16564, 17144, 20705, 21430, 33128, 34288, 41410, 42860, 66256, 82820, 85720, 87863, 165640, 171440, 175726, 216443, 331280, 351452, 432886, 439315, 702904, 865772, 878630, 1082215, 1405808, 1731544, 1757260, 2164430, 3463088, 3514520, 4328860, 7029040, 8657720, 8874163, 17315440, 17748326, 35496652, 44370815, 70993304, 88741630, 141986608, 177483260, 354966520, 709933040]

約数ペア:

[(1, 709933040), (2, 354966520), (4, 177483260), (5, 141986608), (8, 88741630), (10, 70993304), (16, 44370815), (20, 35496652), (40, 17748326), (41, 17315440), (80, 8874163), (82, 8657720), (101, 7029040), (164, 4328860), (202, 3514520), (205, 3463088), (328, 2164430), (404, 1757260), (410, 1731544), (505, 1405808), (656, 1082215), (808, 878630), (820, 865772), (1010, 702904), (1616, 439315), (1640, 432886), (2020, 351452), (2143, 331280), (3280, 216443), (4040, 175726), (4141, 171440), (4286, 165640), (8080, 87863), (8282, 85720), (8572, 82820), (10715, 66256), (16564, 42860), (17144, 41410), (20705, 34288), (21430, 33128)]