2755553305

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{1289}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 3462814080

約数和(自身を除く): 707260775

約数列:

[1, 5, 43, 61, 163, 215, 305, 815, 1289, 2623, 6445, 7009, 9943, 13115, 35045, 49715, 55427, 78629, 210107, 277135, 393145, 427549, 1050535, 2137745, 3381047, 9034601, 12816527, 16905235, 45173005, 64082635, 551110661, 2755553305]

約数ペア:

[(1, 2755553305), (5, 551110661), (43, 64082635), (61, 45173005), (163, 16905235), (215, 12816527), (305, 9034601), (815, 3381047), (1289, 2137745), (2623, 1050535), (6445, 427549), (7009, 393145), (9943, 277135), (13115, 210107), (35045, 78629), (49715, 55427)]