12378025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 18570240

約数和(自身を除く): 6192215

約数列:

[1, 5, 11, 19, 23, 25, 55, 95, 103, 115, 209, 253, 275, 437, 475, 515, 575, 1045, 1133, 1265, 1957, 2185, 2369, 2575, 4807, 5225, 5665, 6325, 9785, 10925, 11845, 21527, 24035, 26059, 28325, 45011, 48925, 59225, 107635, 120175, 130295, 225055, 495121, 538175, 651475, 1125275, 2475605, 12378025]

約数ペア:

[(1, 12378025), (5, 2475605), (11, 1125275), (19, 651475), (23, 538175), (25, 495121), (55, 225055), (95, 130295), (103, 120175), (115, 107635), (209, 59225), (253, 48925), (275, 45011), (437, 28325), (475, 26059), (515, 24035), (575, 21527), (1045, 11845), (1133, 10925), (1265, 9785), (1957, 6325), (2185, 5665), (2369, 5225), (2575, 4807)]