76978206975

素因数分解:

$3^1\times 5^2\times {\mathrm{353}}^1\times {\mathrm{409}}^1\times {\mathrm{7109}}^1$

素因数の和:7884

約数の個数: 48

約数和(自身を含む): 127961229600

約数和(自身を除く): 50983022625

約数列:

[1, 3, 5, 15, 25, 75, 353, 409, 1059, 1227, 1765, 2045, 5295, 6135, 7109, 8825, 10225, 21327, 26475, 30675, 35545, 106635, 144377, 177725, 433131, 533175, 721885, 2165655, 2509477, 2907581, 3609425, 7528431, 8722743, 10828275, 12547385, 14537905, 37642155, 43613715, 62736925, 72689525, 188210775, 218068575, 1026376093, 3079128279, 5131880465, 15395641395, 25659402325, 76978206975]

約数ペア:

[(1, 76978206975), (3, 25659402325), (5, 15395641395), (15, 5131880465), (25, 3079128279), (75, 1026376093), (353, 218068575), (409, 188210775), (1059, 72689525), (1227, 62736925), (1765, 43613715), (2045, 37642155), (5295, 14537905), (6135, 12547385), (7109, 10828275), (8825, 8722743), (10225, 7528431), (21327, 3609425), (26475, 2907581), (30675, 2509477), (35545, 2165655), (106635, 721885), (144377, 533175), (177725, 433131)]