254497750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{78307}}^1$

素因数の和:78337

約数の個数: 32

約数和(自身を含む): 513074016

約数和(自身を除く): 258576266

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 78307, 156614, 391535, 783070, 1017991, 1957675, 2035982, 3915350, 5089955, 9788375, 10179910, 19576750, 25449775, 50899550, 127248875, 254497750]

約数ペア:

[(1, 254497750), (2, 127248875), (5, 50899550), (10, 25449775), (13, 19576750), (25, 10179910), (26, 9788375), (50, 5089955), (65, 3915350), (125, 2035982), (130, 1957675), (250, 1017991), (325, 783070), (650, 391535), (1625, 156614), (3250, 78307)]