201320327525

素因数分解:

$5^2\times {\mathrm{211}}^1\times {\mathrm{1801}}^1\times {\mathrm{21191}}^1$

素因数の和:23213

約数の個数: 24

約数和(自身を含む): 250971430848

約数和(自身を除く): 49651103323

約数列:

[1, 5, 25, 211, 1055, 1801, 5275, 9005, 21191, 45025, 105955, 380011, 529775, 1900055, 4471301, 9500275, 22356505, 38164991, 111782525, 190824955, 954124775, 8052813101, 40264065505, 201320327525]

約数ペア:

[(1, 201320327525), (5, 40264065505), (25, 8052813101), (211, 954124775), (1055, 190824955), (1801, 111782525), (5275, 38164991), (9005, 22356505), (21191, 9500275), (45025, 4471301), (105955, 1900055), (380011, 529775)]