78205780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{230017}}^1$

素因数の和:230043

約数の個数: 24

約数和(自身を含む): 173893608

約数和(自身を除く): 95687828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 230017, 460034, 920068, 1150085, 2300170, 3910289, 4600340, 7820578, 15641156, 19551445, 39102890, 78205780]

約数ペア:

[(1, 78205780), (2, 39102890), (4, 19551445), (5, 15641156), (10, 7820578), (17, 4600340), (20, 3910289), (34, 2300170), (68, 1150085), (85, 920068), (170, 460034), (340, 230017)]