797370625

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{809}}^1$

素因数の和:931

約数の個数: 40

約数和(自身を含む): 1062784800

約数和(自身を除く): 265414175

約数列:

[1, 5, 19, 25, 83, 95, 125, 415, 475, 625, 809, 1577, 2075, 2375, 4045, 7885, 10375, 11875, 15371, 20225, 39425, 51875, 67147, 76855, 101125, 197125, 335735, 384275, 505625, 985625, 1275793, 1678675, 1921375, 6378965, 8393375, 9606875, 31894825, 41966875, 159474125, 797370625]

約数ペア:

[(1, 797370625), (5, 159474125), (19, 41966875), (25, 31894825), (83, 9606875), (95, 8393375), (125, 6378965), (415, 1921375), (475, 1678675), (625, 1275793), (809, 985625), (1577, 505625), (2075, 384275), (2375, 335735), (4045, 197125), (7885, 101125), (10375, 76855), (11875, 67147), (15371, 51875), (20225, 39425)]