42012500

素因数分解:

$2^2\times 5^5\times {\mathrm{3361}}^1$

素因数の和:3390

約数の個数: 36

約数和(自身を含む): 91923804

約数和(自身を除く): 49911304

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 3125, 3361, 6250, 6722, 12500, 13444, 16805, 33610, 67220, 84025, 168050, 336100, 420125, 840250, 1680500, 2100625, 4201250, 8402500, 10503125, 21006250, 42012500]

約数ペア:

[(1, 42012500), (2, 21006250), (4, 10503125), (5, 8402500), (10, 4201250), (20, 2100625), (25, 1680500), (50, 840250), (100, 420125), (125, 336100), (250, 168050), (500, 84025), (625, 67220), (1250, 33610), (2500, 16805), (3125, 13444), (3361, 12500), (6250, 6722)]