50455640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{337}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 120463200

約数和(自身を除く): 70007560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 197, 337, 380, 394, 674, 760, 788, 985, 1348, 1576, 1685, 1970, 2696, 3370, 3743, 3940, 6403, 6740, 7486, 7880, 12806, 13480, 14972, 18715, 25612, 29944, 32015, 37430, 51224, 64030, 66389, 74860, 128060, 132778, 149720, 256120, 265556, 331945, 531112, 663890, 1261391, 1327780, 2522782, 2655560, 5045564, 6306955, 10091128, 12613910, 25227820, 50455640]

約数ペア:

[(1, 50455640), (2, 25227820), (4, 12613910), (5, 10091128), (8, 6306955), (10, 5045564), (19, 2655560), (20, 2522782), (38, 1327780), (40, 1261391), (76, 663890), (95, 531112), (152, 331945), (190, 265556), (197, 256120), (337, 149720), (380, 132778), (394, 128060), (674, 74860), (760, 66389), (788, 64030), (985, 51224), (1348, 37430), (1576, 32015), (1685, 29944), (1970, 25612), (2696, 18715), (3370, 14972), (3743, 13480), (3940, 12806), (6403, 7880), (6740, 7486)]