2603125

素因数分解:

$5^5\times 7^2\times {\mathrm{17}}^1$

素因数の和:56

約数の個数: 36

約数和(自身を含む): 4007556

約数和(自身を除く): 1404431

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 125, 175, 245, 425, 595, 625, 833, 875, 1225, 2125, 2975, 3125, 4165, 4375, 6125, 10625, 14875, 20825, 21875, 30625, 53125, 74375, 104125, 153125, 371875, 520625, 2603125]

約数ペア:

[(1, 2603125), (5, 520625), (7, 371875), (17, 153125), (25, 104125), (35, 74375), (49, 53125), (85, 30625), (119, 21875), (125, 20825), (175, 14875), (245, 10625), (425, 6125), (595, 4375), (625, 4165), (833, 3125), (875, 2975), (1225, 2125)]