164077792360

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{26127037}}^1$

素因数の和:26127205

約数の個数: 32

約数和(自身を含む): 371526480360

約数和(自身を除く): 207448688000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 26127037, 52254074, 104508148, 130635185, 209016296, 261270370, 522540740, 1045081480, 4101944809, 8203889618, 16407779236, 20509724045, 32815558472, 41019448090, 82038896180, 164077792360]

約数ペア:

[(1, 164077792360), (2, 82038896180), (4, 41019448090), (5, 32815558472), (8, 20509724045), (10, 16407779236), (20, 8203889618), (40, 4101944809), (157, 1045081480), (314, 522540740), (628, 261270370), (785, 209016296), (1256, 130635185), (1570, 104508148), (3140, 52254074), (6280, 26127037)]