249809470

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{7393}}^1$

素因数の和:7540

約数の個数: 32

約数和(自身を含む): 468483840

約数和(自身を除く): 218674370

約数列:

[1, 2, 5, 10, 31, 62, 109, 155, 218, 310, 545, 1090, 3379, 6758, 7393, 14786, 16895, 33790, 36965, 73930, 229183, 458366, 805837, 1145915, 1611674, 2291830, 4029185, 8058370, 24980947, 49961894, 124904735, 249809470]

約数ペア:

[(1, 249809470), (2, 124904735), (5, 49961894), (10, 24980947), (31, 8058370), (62, 4029185), (109, 2291830), (155, 1611674), (218, 1145915), (310, 805837), (545, 458366), (1090, 229183), (3379, 73930), (6758, 36965), (7393, 33790), (14786, 16895)]