25740040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37853}}^1$

素因数の和:37881

約数の個数: 32

約数和(自身を含む): 61323480

約数和(自身を除く): 35583440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 37853, 75706, 151412, 189265, 302824, 378530, 643501, 757060, 1287002, 1514120, 2574004, 3217505, 5148008, 6435010, 12870020, 25740040]

約数ペア:

[(1, 25740040), (2, 12870020), (4, 6435010), (5, 5148008), (8, 3217505), (10, 2574004), (17, 1514120), (20, 1287002), (34, 757060), (40, 643501), (68, 378530), (85, 302824), (136, 189265), (170, 151412), (340, 75706), (680, 37853)]