25108490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{463}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 54120960

約数和(自身を除く): 29012470

約数列:

[1, 2, 5, 10, 11, 17, 22, 29, 34, 55, 58, 85, 110, 145, 170, 187, 290, 319, 374, 463, 493, 638, 926, 935, 986, 1595, 1870, 2315, 2465, 3190, 4630, 4930, 5093, 5423, 7871, 10186, 10846, 13427, 15742, 25465, 26854, 27115, 39355, 50930, 54230, 67135, 78710, 86581, 134270, 147697, 173162, 228259, 295394, 432905, 456518, 738485, 865810, 1141295, 1476970, 2282590, 2510849, 5021698, 12554245, 25108490]

約数ペア:

[(1, 25108490), (2, 12554245), (5, 5021698), (10, 2510849), (11, 2282590), (17, 1476970), (22, 1141295), (29, 865810), (34, 738485), (55, 456518), (58, 432905), (85, 295394), (110, 228259), (145, 173162), (170, 147697), (187, 134270), (290, 86581), (319, 78710), (374, 67135), (463, 54230), (493, 50930), (638, 39355), (926, 27115), (935, 26854), (986, 25465), (1595, 15742), (1870, 13427), (2315, 10846), (2465, 10186), (3190, 7871), (4630, 5423), (4930, 5093)]