30956575

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:484

約数の個数: 36

約数和(自身を含む): 44113248

約数和(自身を除く): 13156673

約数列:

[1, 5, 13, 17, 25, 65, 85, 169, 221, 325, 425, 431, 845, 1105, 2155, 2873, 4225, 5525, 5603, 7327, 10775, 14365, 28015, 36635, 71825, 72839, 95251, 140075, 183175, 364195, 476255, 1238263, 1820975, 2381275, 6191315, 30956575]

約数ペア:

[(1, 30956575), (5, 6191315), (13, 2381275), (17, 1820975), (25, 1238263), (65, 476255), (85, 364195), (169, 183175), (221, 140075), (325, 95251), (425, 72839), (431, 71825), (845, 36635), (1105, 28015), (2155, 14365), (2873, 10775), (4225, 7327), (5525, 5603)]