536511280

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{20261}}^1$

素因数の和:20605

約数の個数: 40

約数和(自身を含む): 1251219024

約数和(自身を除く): 714707744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1655, 2648, 3310, 5296, 6620, 13240, 20261, 26480, 40522, 81044, 101305, 162088, 202610, 324176, 405220, 810440, 1620880, 6706391, 13412782, 26825564, 33531955, 53651128, 67063910, 107302256, 134127820, 268255640, 536511280]

約数ペア:

[(1, 536511280), (2, 268255640), (4, 134127820), (5, 107302256), (8, 67063910), (10, 53651128), (16, 33531955), (20, 26825564), (40, 13412782), (80, 6706391), (331, 1620880), (662, 810440), (1324, 405220), (1655, 324176), (2648, 202610), (3310, 162088), (5296, 101305), (6620, 81044), (13240, 40522), (20261, 26480)]