13010525

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:83

約数の個数: 48

約数和(自身を含む): 19605888

約数和(自身を除く): 6595363

約数列:

[1, 5, 11, 17, 23, 25, 55, 85, 115, 121, 187, 253, 275, 391, 425, 575, 605, 935, 1265, 1331, 1955, 2057, 2783, 3025, 4301, 4675, 6325, 6655, 9775, 10285, 13915, 21505, 22627, 30613, 33275, 47311, 51425, 69575, 107525, 113135, 153065, 236555, 520421, 565675, 765325, 1182775, 2602105, 13010525]

約数ペア:

[(1, 13010525), (5, 2602105), (11, 1182775), (17, 765325), (23, 565675), (25, 520421), (55, 236555), (85, 153065), (115, 113135), (121, 107525), (187, 69575), (253, 51425), (275, 47311), (391, 33275), (425, 30613), (575, 22627), (605, 21505), (935, 13915), (1265, 10285), (1331, 9775), (1955, 6655), (2057, 6325), (2783, 4675), (3025, 4301)]