85391060

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{6599}}^1$

素因数の和:7255

約数の個数: 24

約数和(自身を含む): 179625600

約数和(自身を除く): 94234540

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2588, 3235, 6470, 6599, 12940, 13198, 26396, 32995, 65990, 131980, 4269553, 8539106, 17078212, 21347765, 42695530, 85391060]

約数ペア:

[(1, 85391060), (2, 42695530), (4, 21347765), (5, 17078212), (10, 8539106), (20, 4269553), (647, 131980), (1294, 65990), (2588, 32995), (3235, 26396), (6470, 13198), (6599, 12940)]