68775320

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{16069}}^1$

素因数の和:16187

約数の個数: 32

約数和(自身を含む): 156200400

約数和(自身を除く): 87425080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 16069, 32138, 64276, 80345, 128552, 160690, 321380, 642760, 1719383, 3438766, 6877532, 8596915, 13755064, 17193830, 34387660, 68775320]

約数ペア:

[(1, 68775320), (2, 34387660), (4, 17193830), (5, 13755064), (8, 8596915), (10, 6877532), (20, 3438766), (40, 1719383), (107, 642760), (214, 321380), (428, 160690), (535, 128552), (856, 80345), (1070, 64276), (2140, 32138), (4280, 16069)]