664261675

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:293

約数の個数: 96

約数和(自身を含む): 1083502080

約数和(自身を除く): 419240405

約数列:

[1, 5, 7, 11, 25, 29, 35, 55, 73, 77, 145, 163, 175, 203, 275, 319, 365, 385, 511, 725, 803, 815, 1015, 1141, 1595, 1793, 1825, 1925, 2117, 2233, 2555, 4015, 4075, 4727, 5075, 5621, 5705, 7975, 8965, 10585, 11165, 11899, 12551, 12775, 14819, 20075, 23287, 23635, 28105, 28525, 33089, 44825, 51997, 52925, 55825, 59495, 62755, 74095, 83293, 116435, 118175, 130889, 140525, 163009, 165445, 259985, 297475, 313775, 345071, 363979, 370475, 416465, 582175, 654445, 815045, 827225, 916223, 1299925, 1725355, 1819895, 2082325, 2415497, 3272225, 3795781, 4075225, 4581115, 8626775, 9099475, 12077485, 18978905, 22905575, 26570467, 60387425, 94894525, 132852335, 664261675]

約数ペア:

[(1, 664261675), (5, 132852335), (7, 94894525), (11, 60387425), (25, 26570467), (29, 22905575), (35, 18978905), (55, 12077485), (73, 9099475), (77, 8626775), (145, 4581115), (163, 4075225), (175, 3795781), (203, 3272225), (275, 2415497), (319, 2082325), (365, 1819895), (385, 1725355), (511, 1299925), (725, 916223), (803, 827225), (815, 815045), (1015, 654445), (1141, 582175), (1595, 416465), (1793, 370475), (1825, 363979), (1925, 345071), (2117, 313775), (2233, 297475), (2555, 259985), (4015, 165445), (4075, 163009), (4727, 140525), (5075, 130889), (5621, 118175), (5705, 116435), (7975, 83293), (8965, 74095), (10585, 62755), (11165, 59495), (11899, 55825), (12551, 52925), (12775, 51997), (14819, 44825), (20075, 33089), (23287, 28525), (23635, 28105)]