41721875

素因数分解:

$5^5\times {\mathrm{13}}^2\times {\mathrm{79}}^1$

素因数の和:130

約数の個数: 36

約数和(自身を含む): 57183840

約数和(自身を除く): 15461965

約数列:

[1, 5, 13, 25, 65, 79, 125, 169, 325, 395, 625, 845, 1027, 1625, 1975, 3125, 4225, 5135, 8125, 9875, 13351, 21125, 25675, 40625, 49375, 66755, 105625, 128375, 246875, 333775, 528125, 641875, 1668875, 3209375, 8344375, 41721875]

約数ペア:

[(1, 41721875), (5, 8344375), (13, 3209375), (25, 1668875), (65, 641875), (79, 528125), (125, 333775), (169, 246875), (325, 128375), (395, 105625), (625, 66755), (845, 49375), (1027, 40625), (1625, 25675), (1975, 21125), (3125, 13351), (4225, 9875), (5135, 8125)]