205126850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{821}}^1$

素因数の和:1115

約数の個数: 48

約数和(自身を含む): 403634880

約数和(自身を除く): 198508030

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 263, 475, 526, 821, 950, 1315, 1642, 2630, 4105, 4997, 6575, 8210, 9994, 13150, 15599, 20525, 24985, 31198, 41050, 49970, 77995, 124925, 155990, 215923, 249850, 389975, 431846, 779950, 1079615, 2159230, 4102537, 5398075, 8205074, 10796150, 20512685, 41025370, 102563425, 205126850]

約数ペア:

[(1, 205126850), (2, 102563425), (5, 41025370), (10, 20512685), (19, 10796150), (25, 8205074), (38, 5398075), (50, 4102537), (95, 2159230), (190, 1079615), (263, 779950), (475, 431846), (526, 389975), (821, 249850), (950, 215923), (1315, 155990), (1642, 124925), (2630, 77995), (4105, 49970), (4997, 41050), (6575, 31198), (8210, 24985), (9994, 20525), (13150, 15599)]