278766130

素因数分解:

$2^1\times 5^1\times {\mathrm{6263}}^1\times {\mathrm{4451}}^1$

素因数の和:10721

約数の個数: 16

約数和(自身を含む): 501971904

約数和(自身を除く): 223205774

約数列:

[1, 2, 5, 10, 4451, 6263, 8902, 12526, 22255, 31315, 44510, 62630, 27876613, 55753226, 139383065, 278766130]

約数ペア:

[(1, 278766130), (2, 139383065), (5, 55753226), (10, 27876613), (4451, 62630), (6263, 44510), (8902, 31315), (12526, 22255)]