201337820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{2089}}^1$

素因数の和:2238

約数の個数: 48

約数和(自身を含む): 435388800

約数和(自身を除く): 234050980

約数列:

[1, 2, 4, 5, 10, 20, 61, 79, 122, 158, 244, 305, 316, 395, 610, 790, 1220, 1580, 2089, 4178, 4819, 8356, 9638, 10445, 19276, 20890, 24095, 41780, 48190, 96380, 127429, 165031, 254858, 330062, 509716, 637145, 660124, 825155, 1274290, 1650310, 2548580, 3300620, 10066891, 20133782, 40267564, 50334455, 100668910, 201337820]

約数ペア:

[(1, 201337820), (2, 100668910), (4, 50334455), (5, 40267564), (10, 20133782), (20, 10066891), (61, 3300620), (79, 2548580), (122, 1650310), (158, 1274290), (244, 825155), (305, 660124), (316, 637145), (395, 509716), (610, 330062), (790, 254858), (1220, 165031), (1580, 127429), (2089, 96380), (4178, 48190), (4819, 41780), (8356, 24095), (9638, 20890), (10445, 19276)]