205767842690

素因数分解:

$2^1\times 5^1\times {\mathrm{40429}}^1\times {\mathrm{508961}}^1$

素因数の和:549397

約数の個数: 16

約数和(自身を含む): 370392005880

約数和(自身を除く): 164624163190

約数列:

[1, 2, 5, 10, 40429, 80858, 202145, 404290, 508961, 1017922, 2544805, 5089610, 20576784269, 41153568538, 102883921345, 205767842690]

約数ペア:

[(1, 205767842690), (2, 102883921345), (5, 41153568538), (10, 20576784269), (40429, 5089610), (80858, 2544805), (202145, 1017922), (404290, 508961)]