201995531288

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{787}}^1\times {\mathrm{88873}}^1$

素因数の和:89704

約数の個数: 48

約数和(自身を含む): 400236949080

約数和(自身を除く): 198241417792

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 787, 1444, 1574, 2888, 3148, 6296, 14953, 29906, 59812, 88873, 119624, 177746, 284107, 355492, 568214, 710984, 1136428, 1688587, 2272856, 3377174, 6754348, 13508696, 32083153, 64166306, 69943051, 128332612, 139886102, 256665224, 279772204, 559544408, 1328917969, 2657835938, 5315671876, 10631343752, 25249441411, 50498882822, 100997765644, 201995531288]

約数ペア:

[(1, 201995531288), (2, 100997765644), (4, 50498882822), (8, 25249441411), (19, 10631343752), (38, 5315671876), (76, 2657835938), (152, 1328917969), (361, 559544408), (722, 279772204), (787, 256665224), (1444, 139886102), (1574, 128332612), (2888, 69943051), (3148, 64166306), (6296, 32083153), (14953, 13508696), (29906, 6754348), (59812, 3377174), (88873, 2272856), (119624, 1688587), (177746, 1136428), (284107, 710984), (355492, 568214)]