80853855

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1789}}^1$

素因数の和:1951

約数の個数: 32

約数和(自身を含む): 136097280

約数和(自身を除く): 55243425

約数列:

[1, 3, 5, 15, 23, 69, 115, 131, 345, 393, 655, 1789, 1965, 3013, 5367, 8945, 9039, 15065, 26835, 41147, 45195, 123441, 205735, 234359, 617205, 703077, 1171795, 3515385, 5390257, 16170771, 26951285, 80853855]

約数ペア:

[(1, 80853855), (3, 26951285), (5, 16170771), (15, 5390257), (23, 3515385), (69, 1171795), (115, 703077), (131, 617205), (345, 234359), (393, 205735), (655, 123441), (1789, 45195), (1965, 41147), (3013, 26835), (5367, 15065), (8945, 9039)]