64609180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{190027}}^1$

素因数の和:190053

約数の個数: 24

約数和(自身を含む): 143661168

約数和(自身を除く): 79051988

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 190027, 380054, 760108, 950135, 1900270, 3230459, 3800540, 6460918, 12921836, 16152295, 32304590, 64609180]

約数ペア:

[(1, 64609180), (2, 32304590), (4, 16152295), (5, 12921836), (10, 6460918), (17, 3800540), (20, 3230459), (34, 1900270), (68, 950135), (85, 760108), (170, 380054), (340, 190027)]