139600640

素因数分解:

$2^8\times 5^1\times {\mathrm{109063}}^1$

素因数の和:109084

約数の個数: 36

約数和(自身を含む): 334390224

約数和(自身を除く): 194789584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 109063, 218126, 436252, 545315, 872504, 1090630, 1745008, 2181260, 3490016, 4362520, 6980032, 8725040, 13960064, 17450080, 27920128, 34900160, 69800320, 139600640]

約数ペア:

[(1, 139600640), (2, 69800320), (4, 34900160), (5, 27920128), (8, 17450080), (10, 13960064), (16, 8725040), (20, 6980032), (32, 4362520), (40, 3490016), (64, 2181260), (80, 1745008), (128, 1090630), (160, 872504), (256, 545315), (320, 436252), (640, 218126), (1280, 109063)]