20163656000

素因数分解:

$2^6\times 5^3\times {\mathrm{2520457}}^1$

素因数の和:2520484

約数の個数: 56

約数和(自身を含む): 49935313896

約数和(自身を除く): 29771657896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 4000, 8000, 2520457, 5040914, 10081828, 12602285, 20163656, 25204570, 40327312, 50409140, 63011425, 80654624, 100818280, 126022850, 161309248, 201636560, 252045700, 315057125, 403273120, 504091400, 630114250, 806546240, 1008182800, 1260228500, 2016365600, 2520457000, 4032731200, 5040914000, 10081828000, 20163656000]

約数ペア:

[(1, 20163656000), (2, 10081828000), (4, 5040914000), (5, 4032731200), (8, 2520457000), (10, 2016365600), (16, 1260228500), (20, 1008182800), (25, 806546240), (32, 630114250), (40, 504091400), (50, 403273120), (64, 315057125), (80, 252045700), (100, 201636560), (125, 161309248), (160, 126022850), (200, 100818280), (250, 80654624), (320, 63011425), (400, 50409140), (500, 40327312), (800, 25204570), (1000, 20163656), (1600, 12602285), (2000, 10081828), (4000, 5040914), (8000, 2520457)]