78312808

素因数分解:

$2^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{4007}}^1$

素因数の和:4369

約数の個数: 32

約数和(自身を含む): 168336000

約数和(自身を除く): 90023192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 349, 698, 1396, 2443, 2792, 4007, 4886, 8014, 9772, 16028, 19544, 28049, 32056, 56098, 112196, 224392, 1398443, 2796886, 5593772, 9789101, 11187544, 19578202, 39156404, 78312808]

約数ペア:

[(1, 78312808), (2, 39156404), (4, 19578202), (7, 11187544), (8, 9789101), (14, 5593772), (28, 2796886), (56, 1398443), (349, 224392), (698, 112196), (1396, 56098), (2443, 32056), (2792, 28049), (4007, 19544), (4886, 16028), (8014, 9772)]