27720690225

素因数分解:

$3^1\times 5^2\times {\mathrm{2609}}^1\times {\mathrm{141667}}^1$

素因数の和:144289

約数の個数: 24

約数和(自身を含む): 45849431520

約数和(自身を除く): 18128741295

約数列:

[1, 3, 5, 15, 25, 75, 2609, 7827, 13045, 39135, 65225, 141667, 195675, 425001, 708335, 2125005, 3541675, 10625025, 369609203, 1108827609, 1848046015, 5544138045, 9240230075, 27720690225]

約数ペア:

[(1, 27720690225), (3, 9240230075), (5, 5544138045), (15, 1848046015), (25, 1108827609), (75, 369609203), (2609, 10625025), (7827, 3541675), (13045, 2125005), (39135, 708335), (65225, 425001), (141667, 195675)]