61298260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{180289}}^1$

素因数の和:180315

約数の個数: 24

約数和(自身を含む): 136299240

約数和(自身を除く): 75000980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 180289, 360578, 721156, 901445, 1802890, 3064913, 3605780, 6129826, 12259652, 15324565, 30649130, 61298260]

約数ペア:

[(1, 61298260), (2, 30649130), (4, 15324565), (5, 12259652), (10, 6129826), (17, 3605780), (20, 3064913), (34, 1802890), (68, 901445), (85, 721156), (170, 360578), (340, 180289)]