11721875

素因数分解:

$5^5\times {\mathrm{11}}^2\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 36

約数和(自身を含む): 16623936

約数和(自身を除く): 4902061

約数列:

[1, 5, 11, 25, 31, 55, 121, 125, 155, 275, 341, 605, 625, 775, 1375, 1705, 3025, 3125, 3751, 3875, 6875, 8525, 15125, 18755, 19375, 34375, 42625, 75625, 93775, 96875, 213125, 378125, 468875, 1065625, 2344375, 11721875]

約数ペア:

[(1, 11721875), (5, 2344375), (11, 1065625), (25, 468875), (31, 378125), (55, 213125), (121, 96875), (125, 93775), (155, 75625), (275, 42625), (341, 34375), (605, 19375), (625, 18755), (775, 15125), (1375, 8525), (1705, 6875), (3025, 3875), (3125, 3751)]