90843080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1103}}^1$

素因数の和:1214

約数の個数: 64

約数和(自身を含む): 214617600

約数和(自身を除く): 123774520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 71, 116, 142, 145, 232, 284, 290, 355, 568, 580, 710, 1103, 1160, 1420, 2059, 2206, 2840, 4118, 4412, 5515, 8236, 8824, 10295, 11030, 16472, 20590, 22060, 31987, 41180, 44120, 63974, 78313, 82360, 127948, 156626, 159935, 255896, 313252, 319870, 391565, 626504, 639740, 783130, 1279480, 1566260, 2271077, 3132520, 4542154, 9084308, 11355385, 18168616, 22710770, 45421540, 90843080]

約数ペア:

[(1, 90843080), (2, 45421540), (4, 22710770), (5, 18168616), (8, 11355385), (10, 9084308), (20, 4542154), (29, 3132520), (40, 2271077), (58, 1566260), (71, 1279480), (116, 783130), (142, 639740), (145, 626504), (232, 391565), (284, 319870), (290, 313252), (355, 255896), (568, 159935), (580, 156626), (710, 127948), (1103, 82360), (1160, 78313), (1420, 63974), (2059, 44120), (2206, 41180), (2840, 31987), (4118, 22060), (4412, 20590), (5515, 16472), (8236, 11030), (8824, 10295)]