164531355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1171}}^1$

素因数の和:1244

約数の個数: 64

約数和(自身を含む): 303782400

約数和(自身を除く): 139251045

約数列:

[1, 3, 5, 15, 17, 19, 29, 51, 57, 85, 87, 95, 145, 255, 285, 323, 435, 493, 551, 969, 1171, 1479, 1615, 1653, 2465, 2755, 3513, 4845, 5855, 7395, 8265, 9367, 17565, 19907, 22249, 28101, 33959, 46835, 59721, 66747, 99535, 101877, 111245, 140505, 169795, 298605, 333735, 378233, 509385, 577303, 645221, 1134699, 1731909, 1891165, 1935663, 2886515, 3226105, 5673495, 8659545, 9678315, 10968757, 32906271, 54843785, 164531355]

約数ペア:

[(1, 164531355), (3, 54843785), (5, 32906271), (15, 10968757), (17, 9678315), (19, 8659545), (29, 5673495), (51, 3226105), (57, 2886515), (85, 1935663), (87, 1891165), (95, 1731909), (145, 1134699), (255, 645221), (285, 577303), (323, 509385), (435, 378233), (493, 333735), (551, 298605), (969, 169795), (1171, 140505), (1479, 111245), (1615, 101877), (1653, 99535), (2465, 66747), (2755, 59721), (3513, 46835), (4845, 33959), (5855, 28101), (7395, 22249), (8265, 19907), (9367, 17565)]