53781080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 127137600

約数和(自身を除く): 73356520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 71, 116, 142, 145, 232, 284, 290, 355, 568, 580, 653, 710, 1160, 1306, 1420, 2059, 2612, 2840, 3265, 4118, 5224, 6530, 8236, 10295, 13060, 16472, 18937, 20590, 26120, 37874, 41180, 46363, 75748, 82360, 92726, 94685, 151496, 185452, 189370, 231815, 370904, 378740, 463630, 757480, 927260, 1344527, 1854520, 2689054, 5378108, 6722635, 10756216, 13445270, 26890540, 53781080]

約数ペア:

[(1, 53781080), (2, 26890540), (4, 13445270), (5, 10756216), (8, 6722635), (10, 5378108), (20, 2689054), (29, 1854520), (40, 1344527), (58, 927260), (71, 757480), (116, 463630), (142, 378740), (145, 370904), (232, 231815), (284, 189370), (290, 185452), (355, 151496), (568, 94685), (580, 92726), (653, 82360), (710, 75748), (1160, 46363), (1306, 41180), (1420, 37874), (2059, 26120), (2612, 20590), (2840, 18937), (3265, 16472), (4118, 13060), (5224, 10295), (6530, 8236)]