15156625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:250

約数の個数: 32

約数和(自身を含む): 21056256

約数和(自身を除く): 5899631

約数列:

[1, 5, 11, 25, 55, 73, 125, 151, 275, 365, 755, 803, 1375, 1661, 1825, 3775, 4015, 8305, 9125, 11023, 18875, 20075, 41525, 55115, 100375, 121253, 207625, 275575, 606265, 1377875, 3031325, 15156625]

約数ペア:

[(1, 15156625), (5, 3031325), (11, 1377875), (25, 606265), (55, 275575), (73, 207625), (125, 121253), (151, 100375), (275, 55115), (365, 41525), (755, 20075), (803, 18875), (1375, 11023), (1661, 9125), (1825, 8305), (3775, 4015)]