81326524

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{1439}}^1$

素因数の和:1713

約数の個数: 24

約数和(自身を含む): 145152000

約数和(自身を除く): 63825476

約数列:

[1, 2, 4, 71, 142, 199, 284, 398, 796, 1439, 2878, 5756, 14129, 28258, 56516, 102169, 204338, 286361, 408676, 572722, 1145444, 20331631, 40663262, 81326524]

約数ペア:

[(1, 81326524), (2, 40663262), (4, 20331631), (71, 1145444), (142, 572722), (199, 408676), (284, 286361), (398, 204338), (796, 102169), (1439, 56516), (2878, 28258), (5756, 14129)]