25015970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2687}}^1$

素因数の和:2727

約数の個数: 48

約数和(自身を含む): 55157760

約数和(自身を除く): 30141790

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 2687, 4655, 5374, 9310, 13435, 18809, 26870, 37618, 51053, 94045, 102106, 131663, 188090, 255265, 263326, 357371, 510530, 658315, 714742, 1316630, 1786855, 2501597, 3573710, 5003194, 12507985, 25015970]

約数ペア:

[(1, 25015970), (2, 12507985), (5, 5003194), (7, 3573710), (10, 2501597), (14, 1786855), (19, 1316630), (35, 714742), (38, 658315), (49, 510530), (70, 357371), (95, 263326), (98, 255265), (133, 188090), (190, 131663), (245, 102106), (266, 94045), (490, 51053), (665, 37618), (931, 26870), (1330, 18809), (1862, 13435), (2687, 9310), (4655, 5374)]