25391408

素因数分解:

$2^4\times 7^2\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:394

約数の個数: 60

約数和(自身を含む): 57886920

約数和(自身を除く): 32495512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 139, 196, 233, 278, 392, 466, 556, 784, 932, 973, 1112, 1631, 1864, 1946, 2224, 3262, 3728, 3892, 6524, 6811, 7784, 11417, 13048, 13622, 15568, 22834, 26096, 27244, 32387, 45668, 54488, 64774, 91336, 108976, 129548, 182672, 226709, 259096, 453418, 518192, 906836, 1586963, 1813672, 3173926, 3627344, 6347852, 12695704, 25391408]

約数ペア:

[(1, 25391408), (2, 12695704), (4, 6347852), (7, 3627344), (8, 3173926), (14, 1813672), (16, 1586963), (28, 906836), (49, 518192), (56, 453418), (98, 259096), (112, 226709), (139, 182672), (196, 129548), (233, 108976), (278, 91336), (392, 64774), (466, 54488), (556, 45668), (784, 32387), (932, 27244), (973, 26096), (1112, 22834), (1631, 15568), (1864, 13622), (1946, 13048), (2224, 11417), (3262, 7784), (3728, 6811), (3892, 6524)]