77241825

素因数分解:

$3^2\times 5^2\times {\mathrm{211}}^1\times {\mathrm{1627}}^1$

素因数の和:1854

約数の個数: 36

約数和(自身を含む): 139089808

約数和(自身を除く): 61847983

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 211, 225, 633, 1055, 1627, 1899, 3165, 4881, 5275, 8135, 9495, 14643, 15825, 24405, 40675, 47475, 73215, 122025, 343297, 366075, 1029891, 1716485, 3089673, 5149455, 8582425, 15448365, 25747275, 77241825]

約数ペア:

[(1, 77241825), (3, 25747275), (5, 15448365), (9, 8582425), (15, 5149455), (25, 3089673), (45, 1716485), (75, 1029891), (211, 366075), (225, 343297), (633, 122025), (1055, 73215), (1627, 47475), (1899, 40675), (3165, 24405), (4881, 15825), (5275, 14643), (8135, 9495)]