81035440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{44041}}^1$

素因数の和:44077

約数の個数: 40

約数和(自身を含む): 196603488

約数和(自身を除く): 115568048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 44041, 88082, 176164, 220205, 352328, 440410, 704656, 880820, 1012943, 1761640, 2025886, 3523280, 4051772, 5064715, 8103544, 10129430, 16207088, 20258860, 40517720, 81035440]

約数ペア:

[(1, 81035440), (2, 40517720), (4, 20258860), (5, 16207088), (8, 10129430), (10, 8103544), (16, 5064715), (20, 4051772), (23, 3523280), (40, 2025886), (46, 1761640), (80, 1012943), (92, 880820), (115, 704656), (184, 440410), (230, 352328), (368, 220205), (460, 176164), (920, 88082), (1840, 44041)]