82501520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:912

約数の個数: 80

約数和(自身を含む): 203290560

約数和(自身を除く): 120789040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 58, 80, 86, 116, 145, 172, 215, 232, 290, 344, 430, 464, 580, 688, 827, 860, 1160, 1247, 1654, 1720, 2320, 2494, 3308, 3440, 4135, 4988, 6235, 6616, 8270, 9976, 12470, 13232, 16540, 19952, 23983, 24940, 33080, 35561, 47966, 49880, 66160, 71122, 95932, 99760, 119915, 142244, 177805, 191864, 239830, 284488, 355610, 383728, 479660, 568976, 711220, 959320, 1031269, 1422440, 1918640, 2062538, 2844880, 4125076, 5156345, 8250152, 10312690, 16500304, 20625380, 41250760, 82501520]

約数ペア:

[(1, 82501520), (2, 41250760), (4, 20625380), (5, 16500304), (8, 10312690), (10, 8250152), (16, 5156345), (20, 4125076), (29, 2844880), (40, 2062538), (43, 1918640), (58, 1422440), (80, 1031269), (86, 959320), (116, 711220), (145, 568976), (172, 479660), (215, 383728), (232, 355610), (290, 284488), (344, 239830), (430, 191864), (464, 177805), (580, 142244), (688, 119915), (827, 99760), (860, 95932), (1160, 71122), (1247, 66160), (1654, 49880), (1720, 47966), (2320, 35561), (2494, 33080), (3308, 24940), (3440, 23983), (4135, 19952), (4988, 16540), (6235, 13232), (6616, 12470), (8270, 9976)]