90520864

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21269}}^1$

素因数の和:21305

約数の個数: 48

約数和(自身を含む): 214401600

約数和(自身を除く): 123880736

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 21269, 42538, 85076, 148883, 170152, 297766, 340304, 404111, 595532, 680608, 808222, 1191064, 1616444, 2382128, 2828777, 3232888, 4764256, 5657554, 6465776, 11315108, 12931552, 22630216, 45260432, 90520864]

約数ペア:

[(1, 90520864), (2, 45260432), (4, 22630216), (7, 12931552), (8, 11315108), (14, 6465776), (16, 5657554), (19, 4764256), (28, 3232888), (32, 2828777), (38, 2382128), (56, 1616444), (76, 1191064), (112, 808222), (133, 680608), (152, 595532), (224, 404111), (266, 340304), (304, 297766), (532, 170152), (608, 148883), (1064, 85076), (2128, 42538), (4256, 21269)]