72018280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{48661}}^1$

素因数の和:48709

約数の個数: 32

約数和(自身を含む): 166424040

約数和(自身を除く): 94405760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 48661, 97322, 194644, 243305, 389288, 486610, 973220, 1800457, 1946440, 3600914, 7201828, 9002285, 14403656, 18004570, 36009140, 72018280]

約数ペア:

[(1, 72018280), (2, 36009140), (4, 18004570), (5, 14403656), (8, 9002285), (10, 7201828), (20, 3600914), (37, 1946440), (40, 1800457), (74, 973220), (148, 486610), (185, 389288), (296, 243305), (370, 194644), (740, 97322), (1480, 48661)]