31438100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{18493}}^1$

素因数の和:18524

約数の個数: 36

約数和(自身を含む): 72237564

約数和(自身を除く): 40799464

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 18493, 36986, 73972, 92465, 184930, 314381, 369860, 462325, 628762, 924650, 1257524, 1571905, 1849300, 3143810, 6287620, 7859525, 15719050, 31438100]

約数ペア:

[(1, 31438100), (2, 15719050), (4, 7859525), (5, 6287620), (10, 3143810), (17, 1849300), (20, 1571905), (25, 1257524), (34, 924650), (50, 628762), (68, 462325), (85, 369860), (100, 314381), (170, 184930), (340, 92465), (425, 73972), (850, 36986), (1700, 18493)]