68852030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 139043520

約数和(自身を除く): 70191490

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 109, 113, 130, 215, 218, 226, 430, 545, 559, 565, 1090, 1118, 1130, 1417, 1469, 2795, 2834, 2938, 4687, 4859, 5590, 7085, 7345, 9374, 9718, 12317, 14170, 14690, 23435, 24295, 24634, 46870, 48590, 60931, 61585, 63167, 121862, 123170, 126334, 160121, 304655, 315835, 320242, 529631, 609310, 631670, 800605, 1059262, 1601210, 2648155, 5296310, 6885203, 13770406, 34426015, 68852030]

約数ペア:

[(1, 68852030), (2, 34426015), (5, 13770406), (10, 6885203), (13, 5296310), (26, 2648155), (43, 1601210), (65, 1059262), (86, 800605), (109, 631670), (113, 609310), (130, 529631), (215, 320242), (218, 315835), (226, 304655), (430, 160121), (545, 126334), (559, 123170), (565, 121862), (1090, 63167), (1118, 61585), (1130, 60931), (1417, 48590), (1469, 46870), (2795, 24634), (2834, 24295), (2938, 23435), (4687, 14690), (4859, 14170), (5590, 12317), (7085, 9718), (7345, 9374)]