82820480

素因数分解:

$2^7\times 5^1\times {\mathrm{151}}^1\times {\mathrm{857}}^1$

素因数の和:1027

約数の個数: 64

約数和(自身を含む): 199536480

約数和(自身を除く): 116716000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 151, 160, 302, 320, 604, 640, 755, 857, 1208, 1510, 1714, 2416, 3020, 3428, 4285, 4832, 6040, 6856, 8570, 9664, 12080, 13712, 17140, 19328, 24160, 27424, 34280, 48320, 54848, 68560, 96640, 109696, 129407, 137120, 258814, 274240, 517628, 548480, 647035, 1035256, 1294070, 2070512, 2588140, 4141024, 5176280, 8282048, 10352560, 16564096, 20705120, 41410240, 82820480]

約数ペア:

[(1, 82820480), (2, 41410240), (4, 20705120), (5, 16564096), (8, 10352560), (10, 8282048), (16, 5176280), (20, 4141024), (32, 2588140), (40, 2070512), (64, 1294070), (80, 1035256), (128, 647035), (151, 548480), (160, 517628), (302, 274240), (320, 258814), (604, 137120), (640, 129407), (755, 109696), (857, 96640), (1208, 68560), (1510, 54848), (1714, 48320), (2416, 34280), (3020, 27424), (3428, 24160), (4285, 19328), (4832, 17140), (6040, 13712), (6856, 12080), (8570, 9664)]