664524355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{619}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 883872000

約数和(自身を除く): 219347645

約数列:

[1, 5, 11, 55, 131, 149, 619, 655, 745, 1441, 1639, 3095, 6809, 7205, 8195, 19519, 34045, 81089, 92231, 97595, 214709, 405445, 461155, 891979, 1014541, 1073545, 4459895, 5072705, 12082261, 60411305, 132904871, 664524355]

約数ペア:

[(1, 664524355), (5, 132904871), (11, 60411305), (55, 12082261), (131, 5072705), (149, 4459895), (619, 1073545), (655, 1014541), (745, 891979), (1441, 461155), (1639, 405445), (3095, 214709), (6809, 97595), (7205, 92231), (8195, 81089), (19519, 34045)]