65920144

素因数分解:

$2^4\times {\mathrm{977}}^1\times {\mathrm{4217}}^1$

素因数の和:5202

約数の個数: 20

約数和(自身を含む): 127881324

約数和(自身を除く): 61961180

約数列:

[1, 2, 4, 8, 16, 977, 1954, 3908, 4217, 7816, 8434, 15632, 16868, 33736, 67472, 4120009, 8240018, 16480036, 32960072, 65920144]

約数ペア:

[(1, 65920144), (2, 32960072), (4, 16480036), (8, 8240018), (16, 4120009), (977, 67472), (1954, 33736), (3908, 16868), (4217, 15632), (7816, 8434)]