401124128

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{1439}}^1$

素因数の和:1761

約数の個数: 48

約数和(自身を含む): 818657280

約数和(自身を除く): 417533152

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 281, 496, 562, 992, 1124, 1439, 2248, 2878, 4496, 5756, 8711, 8992, 11512, 17422, 23024, 34844, 44609, 46048, 69688, 89218, 139376, 178436, 278752, 356872, 404359, 713744, 808718, 1427488, 1617436, 3234872, 6469744, 12535129, 12939488, 25070258, 50140516, 100281032, 200562064, 401124128]

約数ペア:

[(1, 401124128), (2, 200562064), (4, 100281032), (8, 50140516), (16, 25070258), (31, 12939488), (32, 12535129), (62, 6469744), (124, 3234872), (248, 1617436), (281, 1427488), (496, 808718), (562, 713744), (992, 404359), (1124, 356872), (1439, 278752), (2248, 178436), (2878, 139376), (4496, 89218), (5756, 69688), (8711, 46048), (8992, 44609), (11512, 34844), (17422, 23024)]