40805218450

素因数分解:

$2^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{1039}}^1\times {\mathrm{5003}}^1$

素因数の和:6211

約数の個数: 48

約数和(自身を含む): 76469927040

約数和(自身を除く): 35664708590

約数列:

[1, 2, 5, 10, 25, 50, 157, 314, 785, 1039, 1570, 2078, 3925, 5003, 5195, 7850, 10006, 10390, 25015, 25975, 50030, 51950, 125075, 163123, 250150, 326246, 785471, 815615, 1570942, 1631230, 3927355, 4078075, 5198117, 7854710, 8156150, 10396234, 19636775, 25990585, 39273550, 51981170, 129952925, 259905850, 816104369, 1632208738, 4080521845, 8161043690, 20402609225, 40805218450]

約数ペア:

[(1, 40805218450), (2, 20402609225), (5, 8161043690), (10, 4080521845), (25, 1632208738), (50, 816104369), (157, 259905850), (314, 129952925), (785, 51981170), (1039, 39273550), (1570, 25990585), (2078, 19636775), (3925, 10396234), (5003, 8156150), (5195, 7854710), (7850, 5198117), (10006, 4078075), (10390, 3927355), (25015, 1631230), (25975, 1570942), (50030, 815615), (51950, 785471), (125075, 326246), (163123, 250150)]