115915745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2131}}^1$

素因数の和:2213

約数の個数: 32

約数和(自身を含む): 162100224

約数和(自身を除く): 46184479

約数列:

[1, 5, 11, 23, 43, 55, 115, 215, 253, 473, 989, 1265, 2131, 2365, 4945, 10655, 10879, 23441, 49013, 54395, 91633, 117205, 245065, 458165, 539143, 1007963, 2107559, 2695715, 5039815, 10537795, 23183149, 115915745]

約数ペア:

[(1, 115915745), (5, 23183149), (11, 10537795), (23, 5039815), (43, 2695715), (55, 2107559), (115, 1007963), (215, 539143), (253, 458165), (473, 245065), (989, 117205), (1265, 91633), (2131, 54395), (2365, 49013), (4945, 23441), (10655, 10879)]