155037920

素因数分解:

$2^5\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1697}}^1$

素因数の和:2283

約数の個数: 48

約数和(自身を含む): 367134768

約数和(自身を除く): 212096848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 571, 1142, 1697, 2284, 2855, 3394, 4568, 5710, 6788, 8485, 9136, 11420, 13576, 16970, 18272, 22840, 27152, 33940, 45680, 54304, 67880, 91360, 135760, 271520, 968987, 1937974, 3875948, 4844935, 7751896, 9689870, 15503792, 19379740, 31007584, 38759480, 77518960, 155037920]

約数ペア:

[(1, 155037920), (2, 77518960), (4, 38759480), (5, 31007584), (8, 19379740), (10, 15503792), (16, 9689870), (20, 7751896), (32, 4844935), (40, 3875948), (80, 1937974), (160, 968987), (571, 271520), (1142, 135760), (1697, 91360), (2284, 67880), (2855, 54304), (3394, 45680), (4568, 33940), (5710, 27152), (6788, 22840), (8485, 18272), (9136, 16970), (11420, 13576)]