81121024

素因数分解:

$2^8\times {\mathrm{316879}}^1$

素因数の和:316895

約数の個数: 18

約数和(自身を含む): 161925680

約数和(自身を除く): 80804656

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 316879, 633758, 1267516, 2535032, 5070064, 10140128, 20280256, 40560512, 81121024]

約数ペア:

[(1, 81121024), (2, 40560512), (4, 20280256), (8, 10140128), (16, 5070064), (32, 2535032), (64, 1267516), (128, 633758), (256, 316879)]