69213875

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:300

約数の個数: 32

約数和(自身を含む): 90055680

約数和(自身を除く): 20841805

約数列:

[1, 5, 25, 43, 79, 125, 163, 215, 395, 815, 1075, 1975, 3397, 4075, 5375, 7009, 9875, 12877, 16985, 20375, 35045, 64385, 84925, 175225, 321925, 424625, 553711, 876125, 1609625, 2768555, 13842775, 69213875]

約数ペア:

[(1, 69213875), (5, 13842775), (25, 2768555), (43, 1609625), (79, 876125), (125, 553711), (163, 424625), (215, 321925), (395, 175225), (815, 84925), (1075, 64385), (1975, 35045), (3397, 20375), (4075, 16985), (5375, 12877), (7009, 9875)]