2528800

素因数分解:

$2^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:158

約数の個数: 72

約数和(自身を含む): 6444900

約数和(自身を除く): 3916100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 80, 100, 109, 116, 145, 160, 200, 218, 232, 290, 400, 436, 464, 545, 580, 725, 800, 872, 928, 1090, 1160, 1450, 1744, 2180, 2320, 2725, 2900, 3161, 3488, 4360, 4640, 5450, 5800, 6322, 8720, 10900, 11600, 12644, 15805, 17440, 21800, 23200, 25288, 31610, 43600, 50576, 63220, 79025, 87200, 101152, 126440, 158050, 252880, 316100, 505760, 632200, 1264400, 2528800]

約数ペア:

[(1, 2528800), (2, 1264400), (4, 632200), (5, 505760), (8, 316100), (10, 252880), (16, 158050), (20, 126440), (25, 101152), (29, 87200), (32, 79025), (40, 63220), (50, 50576), (58, 43600), (80, 31610), (100, 25288), (109, 23200), (116, 21800), (145, 17440), (160, 15805), (200, 12644), (218, 11600), (232, 10900), (290, 8720), (400, 6322), (436, 5800), (464, 5450), (545, 4640), (580, 4360), (725, 3488), (800, 3161), (872, 2900), (928, 2725), (1090, 2320), (1160, 2180), (1450, 1744)]