142391575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4241}}^1$

素因数の和:4347

約数の個数: 24

約数和(自身を含む): 189362880

約数和(自身を除く): 46971305

約数列:

[1, 5, 17, 25, 79, 85, 395, 425, 1343, 1975, 4241, 6715, 21205, 33575, 72097, 106025, 335039, 360485, 1675195, 1802425, 5695663, 8375975, 28478315, 142391575]

約数ペア:

[(1, 142391575), (5, 28478315), (17, 8375975), (25, 5695663), (79, 1802425), (85, 1675195), (395, 360485), (425, 335039), (1343, 106025), (1975, 72097), (4241, 33575), (6715, 21205)]