54991875

素因数分解:

$3^1\times 5^4\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:373

約数の個数: 40

約数和(自身を含む): 92720320

約数和(自身を除く): 37728445

約数列:

[1, 3, 5, 15, 25, 75, 125, 139, 211, 375, 417, 625, 633, 695, 1055, 1875, 2085, 3165, 3475, 5275, 10425, 15825, 17375, 26375, 29329, 52125, 79125, 86875, 87987, 131875, 146645, 260625, 395625, 439935, 733225, 2199675, 3666125, 10998375, 18330625, 54991875]

約数ペア:

[(1, 54991875), (3, 18330625), (5, 10998375), (15, 3666125), (25, 2199675), (75, 733225), (125, 439935), (139, 395625), (211, 260625), (375, 146645), (417, 131875), (625, 87987), (633, 86875), (695, 79125), (1055, 52125), (1875, 29329), (2085, 26375), (3165, 17375), (3475, 15825), (5275, 10425)]