258103480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{2203}}^1$

素因数の和:2344

約数の個数: 64

約数和(自身を含む): 606981600

約数和(自身を除く): 348878120

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 101, 116, 145, 202, 232, 290, 404, 505, 580, 808, 1010, 1160, 2020, 2203, 2929, 4040, 4406, 5858, 8812, 11015, 11716, 14645, 17624, 22030, 23432, 29290, 44060, 58580, 63887, 88120, 117160, 127774, 222503, 255548, 319435, 445006, 511096, 638870, 890012, 1112515, 1277740, 1780024, 2225030, 2555480, 4450060, 6452587, 8900120, 12905174, 25810348, 32262935, 51620696, 64525870, 129051740, 258103480]

約数ペア:

[(1, 258103480), (2, 129051740), (4, 64525870), (5, 51620696), (8, 32262935), (10, 25810348), (20, 12905174), (29, 8900120), (40, 6452587), (58, 4450060), (101, 2555480), (116, 2225030), (145, 1780024), (202, 1277740), (232, 1112515), (290, 890012), (404, 638870), (505, 511096), (580, 445006), (808, 319435), (1010, 255548), (1160, 222503), (2020, 127774), (2203, 117160), (2929, 88120), (4040, 63887), (4406, 58580), (5858, 44060), (8812, 29290), (11015, 23432), (11716, 22030), (14645, 17624)]