81426992

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{541}}^1$

素因数の和:981

約数の個数: 40

約数和(自身を含む): 165331680

約数和(自身を除く): 83904688

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 409, 541, 818, 1082, 1636, 2164, 3272, 4328, 6544, 8656, 9407, 12443, 18814, 24886, 37628, 49772, 75256, 99544, 150512, 199088, 221269, 442538, 885076, 1770152, 3540304, 5089187, 10178374, 20356748, 40713496, 81426992]

約数ペア:

[(1, 81426992), (2, 40713496), (4, 20356748), (8, 10178374), (16, 5089187), (23, 3540304), (46, 1770152), (92, 885076), (184, 442538), (368, 221269), (409, 199088), (541, 150512), (818, 99544), (1082, 75256), (1636, 49772), (2164, 37628), (3272, 24886), (4328, 18814), (6544, 12443), (8656, 9407)]