28076125

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2917}}^1$

素因数の和:2950

約数の個数: 32

約数和(自身を含む): 43699968

約数和(自身を除く): 15623843

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 125, 175, 275, 385, 875, 1375, 1925, 2917, 9625, 14585, 20419, 32087, 72925, 102095, 160435, 224609, 364625, 510475, 802175, 1123045, 2552375, 4010875, 5615225, 28076125]

約数ペア:

[(1, 28076125), (5, 5615225), (7, 4010875), (11, 2552375), (25, 1123045), (35, 802175), (55, 510475), (77, 364625), (125, 224609), (175, 160435), (275, 102095), (385, 72925), (875, 32087), (1375, 20419), (1925, 14585), (2917, 9625)]