201308305

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 301845096

約数和(自身を除く): 100536791

約数列:

[1, 5, 11, 17, 23, 37, 55, 85, 115, 121, 185, 187, 253, 391, 407, 529, 605, 629, 851, 935, 1265, 1955, 2035, 2057, 2645, 2783, 3145, 4255, 4301, 4477, 5819, 6919, 8993, 9361, 10285, 13915, 14467, 19573, 21505, 22385, 29095, 34595, 44965, 46805, 47311, 64009, 72335, 76109, 97865, 98923, 102971, 159137, 215303, 236555, 320045, 332741, 380545, 494615, 514855, 795685, 1076515, 1088153, 1663705, 1750507, 2368333, 3660151, 5440765, 8752535, 11841665, 18300755, 40261661, 201308305]

約数ペア:

[(1, 201308305), (5, 40261661), (11, 18300755), (17, 11841665), (23, 8752535), (37, 5440765), (55, 3660151), (85, 2368333), (115, 1750507), (121, 1663705), (185, 1088153), (187, 1076515), (253, 795685), (391, 514855), (407, 494615), (529, 380545), (605, 332741), (629, 320045), (851, 236555), (935, 215303), (1265, 159137), (1955, 102971), (2035, 98923), (2057, 97865), (2645, 76109), (2783, 72335), (3145, 64009), (4255, 47311), (4301, 46805), (4477, 44965), (5819, 34595), (6919, 29095), (8993, 22385), (9361, 21505), (10285, 19573), (13915, 14467)]