204451885

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 286513920

約数和(自身を除く): 82062035

約数列:

[1, 5, 11, 29, 43, 55, 121, 145, 215, 271, 319, 473, 605, 1247, 1355, 1595, 2365, 2981, 3509, 5203, 6235, 7859, 11653, 13717, 14905, 17545, 26015, 32791, 39295, 58265, 68585, 86449, 128183, 150887, 163955, 337937, 432245, 640915, 754435, 950939, 1410013, 1689685, 3717307, 4754695, 7050065, 18586535, 40890377, 204451885]

約数ペア:

[(1, 204451885), (5, 40890377), (11, 18586535), (29, 7050065), (43, 4754695), (55, 3717307), (121, 1689685), (145, 1410013), (215, 950939), (271, 754435), (319, 640915), (473, 432245), (605, 337937), (1247, 163955), (1355, 150887), (1595, 128183), (2365, 86449), (2981, 68585), (3509, 58265), (5203, 39295), (6235, 32791), (7859, 26015), (11653, 17545), (13717, 14905)]