2613325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:94

約数の個数: 48

約数和(自身を含む): 4124736

約数和(自身を除く): 1511411

約数列:

[1, 5, 11, 13, 17, 25, 43, 55, 65, 85, 143, 187, 215, 221, 275, 325, 425, 473, 559, 715, 731, 935, 1075, 1105, 2365, 2431, 2795, 3575, 3655, 4675, 5525, 6149, 8041, 9503, 11825, 12155, 13975, 18275, 30745, 40205, 47515, 60775, 104533, 153725, 201025, 237575, 522665, 2613325]

約数ペア:

[(1, 2613325), (5, 522665), (11, 237575), (13, 201025), (17, 153725), (25, 104533), (43, 60775), (55, 47515), (65, 40205), (85, 30745), (143, 18275), (187, 13975), (215, 12155), (221, 11825), (275, 9503), (325, 8041), (425, 6149), (473, 5525), (559, 4675), (715, 3655), (731, 3575), (935, 2795), (1075, 2431), (1105, 2365)]