1955818225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{383}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 2591834112

約数和(自身を除く): 636015887

約数列:

[1, 5, 23, 25, 83, 107, 115, 383, 415, 535, 575, 1909, 1915, 2075, 2461, 2675, 8809, 8881, 9545, 9575, 12305, 31789, 40981, 44045, 44405, 47725, 61525, 158945, 204263, 204905, 220225, 222025, 731147, 794725, 942563, 1021315, 1024525, 3401423, 3655735, 4712815, 5106575, 17007115, 18278675, 23564075, 78232729, 85035575, 391163645, 1955818225]

約数ペア:

[(1, 1955818225), (5, 391163645), (23, 85035575), (25, 78232729), (83, 23564075), (107, 18278675), (115, 17007115), (383, 5106575), (415, 4712815), (535, 3655735), (575, 3401423), (1909, 1024525), (1915, 1021315), (2075, 942563), (2461, 794725), (2675, 731147), (8809, 222025), (8881, 220225), (9545, 204905), (9575, 204263), (12305, 158945), (31789, 61525), (40981, 47725), (44045, 44405)]