81629392

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:308

約数の個数: 80

約数和(自身を含む): 180488448

約数和(自身を除く): 98859056

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 113, 151, 184, 208, 226, 299, 302, 368, 452, 598, 604, 904, 1196, 1208, 1469, 1808, 1963, 2392, 2416, 2599, 2938, 3473, 3926, 4784, 5198, 5876, 6946, 7852, 10396, 11752, 13892, 15704, 17063, 20792, 23504, 27784, 31408, 33787, 34126, 41584, 45149, 55568, 67574, 68252, 90298, 135148, 136504, 180596, 221819, 270296, 273008, 361192, 392449, 443638, 540592, 722384, 784898, 887276, 1569796, 1774552, 3139592, 3549104, 5101837, 6279184, 10203674, 20407348, 40814696, 81629392]

約数ペア:

[(1, 81629392), (2, 40814696), (4, 20407348), (8, 10203674), (13, 6279184), (16, 5101837), (23, 3549104), (26, 3139592), (46, 1774552), (52, 1569796), (92, 887276), (104, 784898), (113, 722384), (151, 540592), (184, 443638), (208, 392449), (226, 361192), (299, 273008), (302, 270296), (368, 221819), (452, 180596), (598, 136504), (604, 135148), (904, 90298), (1196, 68252), (1208, 67574), (1469, 55568), (1808, 45149), (1963, 41584), (2392, 34126), (2416, 33787), (2599, 31408), (2938, 27784), (3473, 23504), (3926, 20792), (4784, 17063), (5198, 15704), (5876, 13892), (6946, 11752), (7852, 10396)]