7210625

素因数分解:

$5^4\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 20

約数和(自身を含む): 9184560

約数和(自身を除く): 1973935

約数列:

[1, 5, 25, 83, 125, 139, 415, 625, 695, 2075, 3475, 10375, 11537, 17375, 51875, 57685, 86875, 288425, 1442125, 7210625]

約数ペア:

[(1, 7210625), (5, 1442125), (25, 288425), (83, 86875), (125, 57685), (139, 51875), (415, 17375), (625, 11537), (695, 10375), (2075, 3475)]