81107660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{176321}}^1$

素因数の和:176353

約数の個数: 24

約数和(自身を含む): 177732576

約数和(自身を除く): 96624916

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 176321, 352642, 705284, 881605, 1763210, 3526420, 4055383, 8110766, 16221532, 20276915, 40553830, 81107660]

約数ペア:

[(1, 81107660), (2, 40553830), (4, 20276915), (5, 16221532), (10, 8110766), (20, 4055383), (23, 3526420), (46, 1763210), (92, 881605), (115, 705284), (230, 352642), (460, 176321)]