81960152

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 156208800

約数和(自身を除く): 74248648

約数列:

[1, 2, 4, 8, 109, 193, 218, 386, 436, 487, 772, 872, 974, 1544, 1948, 3896, 21037, 42074, 53083, 84148, 93991, 106166, 168296, 187982, 212332, 375964, 424664, 751928, 10245019, 20490038, 40980076, 81960152]

約数ペア:

[(1, 81960152), (2, 40980076), (4, 20490038), (8, 10245019), (109, 751928), (193, 424664), (218, 375964), (386, 212332), (436, 187982), (487, 168296), (772, 106166), (872, 93991), (974, 84148), (1544, 53083), (1948, 42074), (3896, 21037)]