2015570125

素因数分解:

$5^3\times {\mathrm{53}}^1\times {\mathrm{307}}^1\times {\mathrm{991}}^1$

素因数の和:1366

約数の個数: 32

約数和(自身を含む): 2573835264

約数和(自身を除く): 558265139

約数列:

[1, 5, 25, 53, 125, 265, 307, 991, 1325, 1535, 4955, 6625, 7675, 16271, 24775, 38375, 52523, 81355, 123875, 262615, 304237, 406775, 1313075, 1521185, 2033875, 6565375, 7605925, 16124561, 38029625, 80622805, 403114025, 2015570125]

約数ペア:

[(1, 2015570125), (5, 403114025), (25, 80622805), (53, 38029625), (125, 16124561), (265, 7605925), (307, 6565375), (991, 2033875), (1325, 1521185), (1535, 1313075), (4955, 406775), (6625, 304237), (7675, 262615), (16271, 123875), (24775, 81355), (38375, 52523)]