15161875

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{1427}}^1$

素因数の和:1464

約数の個数: 20

約数和(自身を含む): 20074824

約数和(自身を除く): 4912949

約数列:

[1, 5, 17, 25, 85, 125, 425, 625, 1427, 2125, 7135, 10625, 24259, 35675, 121295, 178375, 606475, 891875, 3032375, 15161875]

約数ペア:

[(1, 15161875), (5, 3032375), (17, 891875), (25, 606475), (85, 178375), (125, 121295), (425, 35675), (625, 24259), (1427, 10625), (2125, 7135)]