282080

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 48

約数和(自身を含む): 698544

約数和(自身を除く): 416464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 43, 80, 82, 86, 160, 164, 172, 205, 215, 328, 344, 410, 430, 656, 688, 820, 860, 1312, 1376, 1640, 1720, 1763, 3280, 3440, 3526, 6560, 6880, 7052, 8815, 14104, 17630, 28208, 35260, 56416, 70520, 141040, 282080]

約数ペア:

[(1, 282080), (2, 141040), (4, 70520), (5, 56416), (8, 35260), (10, 28208), (16, 17630), (20, 14104), (32, 8815), (40, 7052), (41, 6880), (43, 6560), (80, 3526), (82, 3440), (86, 3280), (160, 1763), (164, 1720), (172, 1640), (205, 1376), (215, 1312), (328, 860), (344, 820), (410, 688), (430, 656)]