80495880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23131}}^1$

素因数の和:23174

約数の個数: 64

約数和(自身を含む): 249825600

約数和(自身を除く): 169329720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 23131, 46262, 69393, 92524, 115655, 138786, 185048, 231310, 277572, 346965, 462620, 555144, 670799, 693930, 925240, 1341598, 1387860, 2012397, 2683196, 2775720, 3353995, 4024794, 5366392, 6707990, 8049588, 10061985, 13415980, 16099176, 20123970, 26831960, 40247940, 80495880]

約数ペア:

[(1, 80495880), (2, 40247940), (3, 26831960), (4, 20123970), (5, 16099176), (6, 13415980), (8, 10061985), (10, 8049588), (12, 6707990), (15, 5366392), (20, 4024794), (24, 3353995), (29, 2775720), (30, 2683196), (40, 2012397), (58, 1387860), (60, 1341598), (87, 925240), (116, 693930), (120, 670799), (145, 555144), (174, 462620), (232, 346965), (290, 277572), (348, 231310), (435, 185048), (580, 138786), (696, 115655), (870, 92524), (1160, 69393), (1740, 46262), (3480, 23131)]