68569520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:730

約数の個数: 80

約数和(自身を含む): 168655872

約数和(自身を除く): 100086352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 430, 496, 620, 643, 688, 860, 1240, 1286, 1333, 1720, 2480, 2572, 2666, 3215, 3440, 5144, 5332, 6430, 6665, 10288, 10664, 12860, 13330, 19933, 21328, 25720, 26660, 27649, 39866, 51440, 53320, 55298, 79732, 99665, 106640, 110596, 138245, 159464, 199330, 221192, 276490, 318928, 398660, 442384, 552980, 797320, 857119, 1105960, 1594640, 1714238, 2211920, 3428476, 4285595, 6856952, 8571190, 13713904, 17142380, 34284760, 68569520]

約数ペア:

[(1, 68569520), (2, 34284760), (4, 17142380), (5, 13713904), (8, 8571190), (10, 6856952), (16, 4285595), (20, 3428476), (31, 2211920), (40, 1714238), (43, 1594640), (62, 1105960), (80, 857119), (86, 797320), (124, 552980), (155, 442384), (172, 398660), (215, 318928), (248, 276490), (310, 221192), (344, 199330), (430, 159464), (496, 138245), (620, 110596), (643, 106640), (688, 99665), (860, 79732), (1240, 55298), (1286, 53320), (1333, 51440), (1720, 39866), (2480, 27649), (2572, 26660), (2666, 25720), (3215, 21328), (3440, 19933), (5144, 13330), (5332, 12860), (6430, 10664), (6665, 10288)]