61716825

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{6379}}^1$

素因数の和:6438

約数の個数: 36

約数和(自身を含む): 113130160

約数和(自身を除く): 51413335

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1935, 3225, 6379, 9675, 19137, 31895, 57411, 95685, 159475, 274297, 287055, 478425, 822891, 1371485, 1435275, 2468673, 4114455, 6857425, 12343365, 20572275, 61716825]

約数ペア:

[(1, 61716825), (3, 20572275), (5, 12343365), (9, 6857425), (15, 4114455), (25, 2468673), (43, 1435275), (45, 1371485), (75, 822891), (129, 478425), (215, 287055), (225, 274297), (387, 159475), (645, 95685), (1075, 57411), (1935, 31895), (3225, 19137), (6379, 9675)]