490752016

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{15641}}^1$

素因数の和:15739

約数の個数: 40

約数和(自身を含む): 995018904

約数和(自身を除く): 504266888

約数列:

[1, 2, 4, 8, 16, 37, 53, 74, 106, 148, 212, 296, 424, 592, 848, 1961, 3922, 7844, 15641, 15688, 31282, 31376, 62564, 125128, 250256, 578717, 828973, 1157434, 1657946, 2314868, 3315892, 4629736, 6631784, 9259472, 13263568, 30672001, 61344002, 122688004, 245376008, 490752016]

約数ペア:

[(1, 490752016), (2, 245376008), (4, 122688004), (8, 61344002), (16, 30672001), (37, 13263568), (53, 9259472), (74, 6631784), (106, 4629736), (148, 3315892), (212, 2314868), (296, 1657946), (424, 1157434), (592, 828973), (848, 578717), (1961, 250256), (3922, 125128), (7844, 62564), (15641, 31376), (15688, 31282)]