2020798775

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 2636081280

約数和(自身を除く): 615282505

約数列:

[1, 5, 25, 41, 73, 113, 205, 239, 365, 565, 1025, 1195, 1825, 2825, 2993, 4633, 5975, 8249, 9799, 14965, 17447, 23165, 27007, 41245, 48995, 74825, 87235, 115825, 135035, 206225, 244975, 338209, 436175, 675175, 715327, 1107287, 1691045, 1971511, 3576635, 5536435, 8455225, 9857555, 17883175, 27682175, 49287775, 80831951, 404159755, 2020798775]

約数ペア:

[(1, 2020798775), (5, 404159755), (25, 80831951), (41, 49287775), (73, 27682175), (113, 17883175), (205, 9857555), (239, 8455225), (365, 5536435), (565, 3576635), (1025, 1971511), (1195, 1691045), (1825, 1107287), (2825, 715327), (2993, 675175), (4633, 436175), (5975, 338209), (8249, 244975), (9799, 206225), (14965, 135035), (17447, 115825), (23165, 87235), (27007, 74825), (41245, 48995)]