66828760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1087}}^1$

素因数の和:1180

約数の個数: 64

約数和(自身を含む): 158630400

約数和(自身を除く): 91801640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 53, 58, 106, 116, 145, 212, 232, 265, 290, 424, 530, 580, 1060, 1087, 1160, 1537, 2120, 2174, 3074, 4348, 5435, 6148, 7685, 8696, 10870, 12296, 15370, 21740, 30740, 31523, 43480, 57611, 61480, 63046, 115222, 126092, 157615, 230444, 252184, 288055, 315230, 460888, 576110, 630460, 1152220, 1260920, 1670719, 2304440, 3341438, 6682876, 8353595, 13365752, 16707190, 33414380, 66828760]

約数ペア:

[(1, 66828760), (2, 33414380), (4, 16707190), (5, 13365752), (8, 8353595), (10, 6682876), (20, 3341438), (29, 2304440), (40, 1670719), (53, 1260920), (58, 1152220), (106, 630460), (116, 576110), (145, 460888), (212, 315230), (232, 288055), (265, 252184), (290, 230444), (424, 157615), (530, 126092), (580, 115222), (1060, 63046), (1087, 61480), (1160, 57611), (1537, 43480), (2120, 31523), (2174, 30740), (3074, 21740), (4348, 15370), (5435, 12296), (6148, 10870), (7685, 8696)]