164889868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:623

約数の個数: 96

約数和(自身を含む): 371202048

約数和(自身を除く): 206312180

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 31, 34, 44, 52, 62, 68, 124, 143, 187, 221, 286, 341, 374, 403, 442, 527, 547, 572, 682, 748, 806, 884, 1054, 1094, 1364, 1612, 2108, 2188, 2431, 4433, 4862, 5797, 6017, 6851, 7111, 8866, 9299, 9724, 11594, 12034, 13702, 14222, 16957, 17732, 18598, 23188, 24068, 27404, 28444, 33914, 37196, 67828, 75361, 78221, 102289, 120887, 150722, 156442, 186527, 204578, 220441, 241774, 288269, 301444, 312884, 373054, 409156, 440882, 483548, 576538, 746108, 881764, 1153076, 1329757, 2424851, 2659514, 3170959, 3747497, 4849702, 5319028, 6341918, 7494994, 9699404, 12683836, 14989988, 41222467, 82444934, 164889868]

約数ペア:

[(1, 164889868), (2, 82444934), (4, 41222467), (11, 14989988), (13, 12683836), (17, 9699404), (22, 7494994), (26, 6341918), (31, 5319028), (34, 4849702), (44, 3747497), (52, 3170959), (62, 2659514), (68, 2424851), (124, 1329757), (143, 1153076), (187, 881764), (221, 746108), (286, 576538), (341, 483548), (374, 440882), (403, 409156), (442, 373054), (527, 312884), (547, 301444), (572, 288269), (682, 241774), (748, 220441), (806, 204578), (884, 186527), (1054, 156442), (1094, 150722), (1364, 120887), (1612, 102289), (2108, 78221), (2188, 75361), (2431, 67828), (4433, 37196), (4862, 33914), (5797, 28444), (6017, 27404), (6851, 24068), (7111, 23188), (8866, 18598), (9299, 17732), (9724, 16957), (11594, 14222), (12034, 13702)]