139975175

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{349}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 177592800

約数和(自身を除く): 37617625

約数列:

[1, 5, 25, 61, 263, 305, 349, 1315, 1525, 1745, 6575, 8725, 16043, 21289, 80215, 91787, 106445, 401075, 458935, 532225, 2294675, 5599007, 27995035, 139975175]

約数ペア:

[(1, 139975175), (5, 27995035), (25, 5599007), (61, 2294675), (263, 532225), (305, 458935), (349, 401075), (1315, 106445), (1525, 91787), (1745, 80215), (6575, 21289), (8725, 16043)]