78035420

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{7757}}^1$

素因数の和:8269

約数の個数: 24

約数和(自身を含む): 164221344

約数和(自身を除く): 86185924

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 2012, 2515, 5030, 7757, 10060, 15514, 31028, 38785, 77570, 155140, 3901771, 7803542, 15607084, 19508855, 39017710, 78035420]

約数ペア:

[(1, 78035420), (2, 39017710), (4, 19508855), (5, 15607084), (10, 7803542), (20, 3901771), (503, 155140), (1006, 77570), (2012, 38785), (2515, 31028), (5030, 15514), (7757, 10060)]