71281255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 100730304

約数和(自身を除く): 29449049

約数列:

[1, 5, 17, 19, 23, 85, 95, 101, 115, 323, 361, 391, 437, 505, 1615, 1717, 1805, 1919, 1955, 2185, 2323, 6137, 7429, 8303, 8585, 9595, 11615, 30685, 32623, 36461, 37145, 39491, 41515, 44137, 141151, 163115, 182305, 197455, 220685, 619837, 705755, 750329, 838603, 3099185, 3751645, 4193015, 14256251, 71281255]

約数ペア:

[(1, 71281255), (5, 14256251), (17, 4193015), (19, 3751645), (23, 3099185), (85, 838603), (95, 750329), (101, 705755), (115, 619837), (323, 220685), (361, 197455), (391, 182305), (437, 163115), (505, 141151), (1615, 44137), (1717, 41515), (1805, 39491), (1919, 37145), (1955, 36461), (2185, 32623), (2323, 30685), (6137, 11615), (7429, 9595), (8303, 8585)]