648049264

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{701}}^1\times {\mathrm{3041}}^1$

素因数の和:3769

約数の個数: 40

約数和(自身を含む): 1324000080

約数和(自身を除く): 675950816

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 701, 1402, 2804, 3041, 5608, 6082, 11216, 12164, 13319, 24328, 26638, 48656, 53276, 57779, 106552, 115558, 213104, 231116, 462232, 924464, 2131741, 4263482, 8526964, 17053928, 34107856, 40503079, 81006158, 162012316, 324024632, 648049264]

約数ペア:

[(1, 648049264), (2, 324024632), (4, 162012316), (8, 81006158), (16, 40503079), (19, 34107856), (38, 17053928), (76, 8526964), (152, 4263482), (304, 2131741), (701, 924464), (1402, 462232), (2804, 231116), (3041, 213104), (5608, 115558), (6082, 106552), (11216, 57779), (12164, 53276), (13319, 48656), (24328, 26638)]