2559975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 4821120

約数和(自身を除く): 2261145

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 107, 145, 165, 275, 319, 321, 435, 535, 725, 825, 957, 1177, 1595, 1605, 2175, 2675, 3103, 3531, 4785, 5885, 7975, 8025, 9309, 15515, 17655, 23925, 29425, 34133, 46545, 77575, 88275, 102399, 170665, 232725, 511995, 853325, 2559975]

約数ペア:

[(1, 2559975), (3, 853325), (5, 511995), (11, 232725), (15, 170665), (25, 102399), (29, 88275), (33, 77575), (55, 46545), (75, 34133), (87, 29425), (107, 23925), (145, 17655), (165, 15515), (275, 9309), (319, 8025), (321, 7975), (435, 5885), (535, 4785), (725, 3531), (825, 3103), (957, 2675), (1177, 2175), (1595, 1605)]