51369880

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{3701}}^1$

素因数の和:4059

約数の個数: 32

約数和(自身を含む): 115946640

約数和(自身を除く): 64576760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 3701, 6940, 7402, 13880, 14804, 18505, 29608, 37010, 74020, 148040, 1284247, 2568494, 5136988, 6421235, 10273976, 12842470, 25684940, 51369880]

約数ペア:

[(1, 51369880), (2, 25684940), (4, 12842470), (5, 10273976), (8, 6421235), (10, 5136988), (20, 2568494), (40, 1284247), (347, 148040), (694, 74020), (1388, 37010), (1735, 29608), (2776, 18505), (3470, 14804), (3701, 13880), (6940, 7402)]