27805375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 38054016

約数和(自身を除く): 10248641

約数列:

[1, 5, 13, 25, 65, 71, 125, 241, 325, 355, 923, 1205, 1625, 1775, 3133, 4615, 6025, 8875, 15665, 17111, 23075, 30125, 78325, 85555, 115375, 222443, 391625, 427775, 1112215, 2138875, 5561075, 27805375]

約数ペア:

[(1, 27805375), (5, 5561075), (13, 2138875), (25, 1112215), (65, 427775), (71, 391625), (125, 222443), (241, 115375), (325, 85555), (355, 78325), (923, 30125), (1205, 23075), (1625, 17111), (1775, 15665), (3133, 8875), (4615, 6025)]