8908625

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 48

約数和(自身を含む): 13278720

約数和(自身を除く): 4370095

約数列:

[1, 5, 11, 19, 25, 31, 55, 95, 121, 125, 155, 209, 275, 341, 475, 589, 605, 775, 1045, 1375, 1705, 2299, 2375, 2945, 3025, 3751, 3875, 5225, 6479, 8525, 11495, 14725, 15125, 18755, 26125, 32395, 42625, 57475, 71269, 73625, 93775, 161975, 287375, 356345, 468875, 809875, 1781725, 8908625]

約数ペア:

[(1, 8908625), (5, 1781725), (11, 809875), (19, 468875), (25, 356345), (31, 287375), (55, 161975), (95, 93775), (121, 73625), (125, 71269), (155, 57475), (209, 42625), (275, 32395), (341, 26125), (475, 18755), (589, 15125), (605, 14725), (775, 11495), (1045, 8525), (1375, 6479), (1705, 5225), (2299, 3875), (2375, 3751), (2945, 3025)]