65491875

素因数分解:

$3^3\times 5^4\times {\mathrm{3881}}^1$

素因数の和:3910

約数の個数: 40

約数和(自身を含む): 121273680

約数和(自身を除く): 55781805

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 625, 675, 1125, 1875, 3375, 3881, 5625, 11643, 16875, 19405, 34929, 58215, 97025, 104787, 174645, 291075, 485125, 523935, 873225, 1455375, 2425625, 2619675, 4366125, 7276875, 13098375, 21830625, 65491875]

約数ペア:

[(1, 65491875), (3, 21830625), (5, 13098375), (9, 7276875), (15, 4366125), (25, 2619675), (27, 2425625), (45, 1455375), (75, 873225), (125, 523935), (135, 485125), (225, 291075), (375, 174645), (625, 104787), (675, 97025), (1125, 58215), (1875, 34929), (3375, 19405), (3881, 16875), (5625, 11643)]