142640524

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2447}}^1$

素因数の和:2542

約数の個数: 48

約数和(自身を含む): 287884800

約数和(自身を除く): 145244276

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 59, 76, 118, 236, 247, 494, 767, 988, 1121, 1534, 2242, 2447, 3068, 4484, 4894, 9788, 14573, 29146, 31811, 46493, 58292, 63622, 92986, 127244, 144373, 185972, 288746, 577492, 604409, 1208818, 1876849, 2417636, 2743087, 3753698, 5486174, 7507396, 10972348, 35660131, 71320262, 142640524]

約数ペア:

[(1, 142640524), (2, 71320262), (4, 35660131), (13, 10972348), (19, 7507396), (26, 5486174), (38, 3753698), (52, 2743087), (59, 2417636), (76, 1876849), (118, 1208818), (236, 604409), (247, 577492), (494, 288746), (767, 185972), (988, 144373), (1121, 127244), (1534, 92986), (2242, 63622), (2447, 58292), (3068, 46493), (4484, 31811), (4894, 29146), (9788, 14573)]