64187175

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1531}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 117020288

約数和(自身を除く): 52833113

約数列:

[1, 3, 5, 13, 15, 25, 39, 43, 65, 75, 129, 195, 215, 325, 559, 645, 975, 1075, 1531, 1677, 2795, 3225, 4593, 7655, 8385, 13975, 19903, 22965, 38275, 41925, 59709, 65833, 99515, 114825, 197499, 298545, 329165, 497575, 855829, 987495, 1492725, 1645825, 2567487, 4279145, 4937475, 12837435, 21395725, 64187175]

約数ペア:

[(1, 64187175), (3, 21395725), (5, 12837435), (13, 4937475), (15, 4279145), (25, 2567487), (39, 1645825), (43, 1492725), (65, 987495), (75, 855829), (129, 497575), (195, 329165), (215, 298545), (325, 197499), (559, 114825), (645, 99515), (975, 65833), (1075, 59709), (1531, 41925), (1677, 38275), (2795, 22965), (3225, 19903), (4593, 13975), (7655, 8385)]