71746240

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1613}}^1$

素因数の和:1769

約数の個数: 56

約数和(自身を含む): 172181520

約数和(自身を除く): 100435280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 556, 695, 1112, 1390, 1613, 2224, 2780, 3226, 4448, 5560, 6452, 8065, 8896, 11120, 12904, 16130, 22240, 25808, 32260, 44480, 51616, 64520, 103232, 129040, 224207, 258080, 448414, 516160, 896828, 1121035, 1793656, 2242070, 3587312, 4484140, 7174624, 8968280, 14349248, 17936560, 35873120, 71746240]

約数ペア:

[(1, 71746240), (2, 35873120), (4, 17936560), (5, 14349248), (8, 8968280), (10, 7174624), (16, 4484140), (20, 3587312), (32, 2242070), (40, 1793656), (64, 1121035), (80, 896828), (139, 516160), (160, 448414), (278, 258080), (320, 224207), (556, 129040), (695, 103232), (1112, 64520), (1390, 51616), (1613, 44480), (2224, 32260), (2780, 25808), (3226, 22240), (4448, 16130), (5560, 12904), (6452, 11120), (8065, 8896)]