83223220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{499}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 181440000

約数和(自身を除く): 98216780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 269, 310, 499, 538, 620, 998, 1076, 1345, 1996, 2495, 2690, 4990, 5380, 8339, 9980, 15469, 16678, 30938, 33356, 41695, 61876, 77345, 83390, 134231, 154690, 166780, 268462, 309380, 536924, 671155, 1342310, 2684620, 4161161, 8322322, 16644644, 20805805, 41611610, 83223220]

約数ペア:

[(1, 83223220), (2, 41611610), (4, 20805805), (5, 16644644), (10, 8322322), (20, 4161161), (31, 2684620), (62, 1342310), (124, 671155), (155, 536924), (269, 309380), (310, 268462), (499, 166780), (538, 154690), (620, 134231), (998, 83390), (1076, 77345), (1345, 61876), (1996, 41695), (2495, 33356), (2690, 30938), (4990, 16678), (5380, 15469), (8339, 9980)]