52133920

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1999}}^1$

素因数の和:2177

約数の個数: 48

約数和(自身を含む): 123984000

約数和(自身を除く): 71850080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 1304, 1630, 1999, 2608, 3260, 3998, 5216, 6520, 7996, 9995, 13040, 15992, 19990, 26080, 31984, 39980, 63968, 79960, 159920, 319840, 325837, 651674, 1303348, 1629185, 2606696, 3258370, 5213392, 6516740, 10426784, 13033480, 26066960, 52133920]

約数ペア:

[(1, 52133920), (2, 26066960), (4, 13033480), (5, 10426784), (8, 6516740), (10, 5213392), (16, 3258370), (20, 2606696), (32, 1629185), (40, 1303348), (80, 651674), (160, 325837), (163, 319840), (326, 159920), (652, 79960), (815, 63968), (1304, 39980), (1630, 31984), (1999, 26080), (2608, 19990), (3260, 15992), (3998, 13040), (5216, 9995), (6520, 7996)]