25478530

素因数分解:

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

素因数の和:224

約数の個数: 96

約数和(自身を含む): 60575040

約数和(自身を除く): 35096510

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 29, 35, 49, 55, 58, 70, 77, 98, 110, 145, 154, 163, 203, 245, 290, 319, 326, 385, 406, 490, 539, 638, 770, 815, 1015, 1078, 1141, 1421, 1595, 1630, 1793, 2030, 2233, 2282, 2695, 2842, 3190, 3586, 4466, 4727, 5390, 5705, 7105, 7987, 8965, 9454, 11165, 11410, 12551, 14210, 15631, 15974, 17930, 22330, 23635, 25102, 31262, 33089, 39935, 47270, 51997, 62755, 66178, 78155, 79870, 87857, 103994, 125510, 156310, 165445, 175714, 231623, 259985, 330890, 363979, 439285, 463246, 519970, 727958, 878570, 1158115, 1819895, 2316230, 2547853, 3639790, 5095706, 12739265, 25478530]

約数ペア:

[(1, 25478530), (2, 12739265), (5, 5095706), (7, 3639790), (10, 2547853), (11, 2316230), (14, 1819895), (22, 1158115), (29, 878570), (35, 727958), (49, 519970), (55, 463246), (58, 439285), (70, 363979), (77, 330890), (98, 259985), (110, 231623), (145, 175714), (154, 165445), (163, 156310), (203, 125510), (245, 103994), (290, 87857), (319, 79870), (326, 78155), (385, 66178), (406, 62755), (490, 51997), (539, 47270), (638, 39935), (770, 33089), (815, 31262), (1015, 25102), (1078, 23635), (1141, 22330), (1421, 17930), (1595, 15974), (1630, 15631), (1793, 14210), (2030, 12551), (2233, 11410), (2282, 11165), (2695, 9454), (2842, 8965), (3190, 7987), (3586, 7105), (4466, 5705), (4727, 5390)]