51653550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{26489}}^1$

素因数の和:26517

約数の個数: 48

約数和(自身を含む): 137959920

約数和(自身を除く): 86306370

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 26489, 52978, 79467, 132445, 158934, 264890, 344357, 397335, 662225, 688714, 794670, 1033071, 1324450, 1721785, 1986675, 2066142, 3443570, 3973350, 5165355, 8608925, 10330710, 17217850, 25826775, 51653550]

約数ペア:

[(1, 51653550), (2, 25826775), (3, 17217850), (5, 10330710), (6, 8608925), (10, 5165355), (13, 3973350), (15, 3443570), (25, 2066142), (26, 1986675), (30, 1721785), (39, 1324450), (50, 1033071), (65, 794670), (75, 688714), (78, 662225), (130, 397335), (150, 344357), (195, 264890), (325, 158934), (390, 132445), (650, 79467), (975, 52978), (1950, 26489)]