133020320

素因数分解:

$2^5\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1297}}^1$

素因数の和:1953

約数の個数: 48

約数和(自身を含む): 314993448

約数和(自身を除く): 181973128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 641, 1282, 1297, 2564, 2594, 3205, 5128, 5188, 6410, 6485, 10256, 10376, 12820, 12970, 20512, 20752, 25640, 25940, 41504, 51280, 51880, 102560, 103760, 207520, 831377, 1662754, 3325508, 4156885, 6651016, 8313770, 13302032, 16627540, 26604064, 33255080, 66510160, 133020320]

約数ペア:

[(1, 133020320), (2, 66510160), (4, 33255080), (5, 26604064), (8, 16627540), (10, 13302032), (16, 8313770), (20, 6651016), (32, 4156885), (40, 3325508), (80, 1662754), (160, 831377), (641, 207520), (1282, 103760), (1297, 102560), (2564, 51880), (2594, 51280), (3205, 41504), (5128, 25940), (5188, 25640), (6410, 20752), (6485, 20512), (10256, 12970), (10376, 12820)]