78270380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10009}}^1$

素因数の和:10058

約数の個数: 48

約数和(自身を含む): 181621440

約数和(自身を除く): 103351060

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 10009, 20018, 40036, 50045, 100090, 170153, 200180, 230207, 340306, 460414, 680612, 850765, 920828, 1151035, 1701530, 2302070, 3403060, 3913519, 4604140, 7827038, 15654076, 19567595, 39135190, 78270380]

約数ペア:

[(1, 78270380), (2, 39135190), (4, 19567595), (5, 15654076), (10, 7827038), (17, 4604140), (20, 3913519), (23, 3403060), (34, 2302070), (46, 1701530), (68, 1151035), (85, 920828), (92, 850765), (115, 680612), (170, 460414), (230, 340306), (340, 230207), (391, 200180), (460, 170153), (782, 100090), (1564, 50045), (1955, 40036), (3910, 20018), (7820, 10009)]