72140656

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37889}}^1$

素因数の和:37921

約数の個数: 40

約数和(自身を含む): 169140960

約数和(自身を除く): 97000304

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 37889, 75778, 151556, 265223, 303112, 530446, 606224, 644113, 1060892, 1288226, 2121784, 2576452, 4243568, 4508791, 5152904, 9017582, 10305808, 18035164, 36070328, 72140656]

約数ペア:

[(1, 72140656), (2, 36070328), (4, 18035164), (7, 10305808), (8, 9017582), (14, 5152904), (16, 4508791), (17, 4243568), (28, 2576452), (34, 2121784), (56, 1288226), (68, 1060892), (112, 644113), (119, 606224), (136, 530446), (238, 303112), (272, 265223), (476, 151556), (952, 75778), (1904, 37889)]