168338620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{7079}}^1$

素因数の和:7158

約数の個数: 48

約数和(自身を含む): 374673600

約数和(自身を除く): 206334980

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1189, 2378, 4756, 5945, 7079, 11890, 14158, 23780, 28316, 35395, 70790, 141580, 205291, 290239, 410582, 580478, 821164, 1026455, 1160956, 1451195, 2052910, 2902390, 4105820, 5804780, 8416931, 16833862, 33667724, 42084655, 84169310, 168338620]

約数ペア:

[(1, 168338620), (2, 84169310), (4, 42084655), (5, 33667724), (10, 16833862), (20, 8416931), (29, 5804780), (41, 4105820), (58, 2902390), (82, 2052910), (116, 1451195), (145, 1160956), (164, 1026455), (205, 821164), (290, 580478), (410, 410582), (580, 290239), (820, 205291), (1189, 141580), (2378, 70790), (4756, 35395), (5945, 28316), (7079, 23780), (11890, 14158)]