200261090

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{51481}}^1$

素因数の和:51877

約数の個数: 16

約数和(自身を含む): 361403640

約数和(自身を除く): 161142550

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 51481, 102962, 257405, 514810, 20026109, 40052218, 100130545, 200261090]

約数ペア:

[(1, 200261090), (2, 100130545), (5, 40052218), (10, 20026109), (389, 514810), (778, 257405), (1945, 102962), (3890, 51481)]