85240040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{125353}}^1$

素因数の和:125381

約数の個数: 32

約数和(自身を含む): 203073480

約数和(自身を除く): 117833440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 125353, 250706, 501412, 626765, 1002824, 1253530, 2131001, 2507060, 4262002, 5014120, 8524004, 10655005, 17048008, 21310010, 42620020, 85240040]

約数ペア:

[(1, 85240040), (2, 42620020), (4, 21310010), (5, 17048008), (8, 10655005), (10, 8524004), (17, 5014120), (20, 4262002), (34, 2507060), (40, 2131001), (68, 1253530), (85, 1002824), (136, 626765), (170, 501412), (340, 250706), (680, 125353)]