81016064

素因数分解:

$2^8\times {\mathrm{316469}}^1$

素因数の和:316485

約数の個数: 18

約数和(自身を含む): 161716170

約数和(自身を除く): 80700106

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 316469, 632938, 1265876, 2531752, 5063504, 10127008, 20254016, 40508032, 81016064]

約数ペア:

[(1, 81016064), (2, 40508032), (4, 20254016), (8, 10127008), (16, 5063504), (32, 2531752), (64, 1265876), (128, 632938), (256, 316469)]