72978836

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{12011}}^1$

素因数の和:12060

約数の個数: 36

約数和(自身を含む): 153369216

約数和(自身を除く): 80390380

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 12011, 24022, 48044, 84077, 168154, 336308, 372341, 588539, 744682, 1177078, 1489364, 2354156, 2606387, 5212774, 10425548, 18244709, 36489418, 72978836]

約数ペア:

[(1, 72978836), (2, 36489418), (4, 18244709), (7, 10425548), (14, 5212774), (28, 2606387), (31, 2354156), (49, 1489364), (62, 1177078), (98, 744682), (124, 588539), (196, 372341), (217, 336308), (434, 168154), (868, 84077), (1519, 48044), (3038, 24022), (6076, 12011)]