51380380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{62659}}^1$

素因数の和:62709

約数の個数: 24

約数和(自身を含む): 110532240

約数和(自身を除く): 59151860

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 62659, 125318, 250636, 313295, 626590, 1253180, 2569019, 5138038, 10276076, 12845095, 25690190, 51380380]

約数ペア:

[(1, 51380380), (2, 25690190), (4, 12845095), (5, 10276076), (10, 5138038), (20, 2569019), (41, 1253180), (82, 626590), (164, 313295), (205, 250636), (410, 125318), (820, 62659)]