64451080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{94781}}^1$

素因数の和:94809

約数の個数: 32

約数和(自身を含む): 153546840

約数和(自身を除く): 89095760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 94781, 189562, 379124, 473905, 758248, 947810, 1611277, 1895620, 3222554, 3791240, 6445108, 8056385, 12890216, 16112770, 32225540, 64451080]

約数ペア:

[(1, 64451080), (2, 32225540), (4, 16112770), (5, 12890216), (8, 8056385), (10, 6445108), (17, 3791240), (20, 3222554), (34, 1895620), (40, 1611277), (68, 947810), (85, 758248), (136, 473905), (170, 379124), (340, 189562), (680, 94781)]