2783458975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{2273}}^1$

素因数の和:2428

約数の個数: 48

約数和(自身を含む): 3881117664

約数和(自身を除く): 1097658689

約数列:

[1, 5, 11, 25, 55, 61, 73, 275, 305, 365, 671, 803, 1525, 1825, 2273, 3355, 4015, 4453, 11365, 16775, 20075, 22265, 25003, 48983, 56825, 111325, 125015, 138653, 165929, 244915, 625075, 693265, 829645, 1224575, 1525183, 1825219, 3466325, 4148225, 7625915, 9126095, 10121669, 38129575, 45630475, 50608345, 111338359, 253041725, 556691795, 2783458975]

約数ペア:

[(1, 2783458975), (5, 556691795), (11, 253041725), (25, 111338359), (55, 50608345), (61, 45630475), (73, 38129575), (275, 10121669), (305, 9126095), (365, 7625915), (671, 4148225), (803, 3466325), (1525, 1825219), (1825, 1525183), (2273, 1224575), (3355, 829645), (4015, 693265), (4453, 625075), (11365, 244915), (16775, 165929), (20075, 138653), (22265, 125015), (25003, 111325), (48983, 56825)]