28271875

素因数分解:

$5^5\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 36091440

約数和(自身を除く): 7819565

約数列:

[1, 5, 25, 83, 109, 125, 415, 545, 625, 2075, 2725, 3125, 9047, 10375, 13625, 45235, 51875, 68125, 226175, 259375, 340625, 1130875, 5654375, 28271875]

約数ペア:

[(1, 28271875), (5, 5654375), (25, 1130875), (83, 340625), (109, 259375), (125, 226175), (415, 68125), (545, 51875), (625, 45235), (2075, 13625), (2725, 10375), (3125, 9047)]