83189720

素因数分解:

$2^3\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{1621}}^1$

素因数の和:2915

約数の個数: 32

約数和(自身を含む): 187438320

約数和(自身を除く): 104248600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1283, 1621, 2566, 3242, 5132, 6415, 6484, 8105, 10264, 12830, 12968, 16210, 25660, 32420, 51320, 64840, 2079743, 4159486, 8318972, 10398715, 16637944, 20797430, 41594860, 83189720]

約数ペア:

[(1, 83189720), (2, 41594860), (4, 20797430), (5, 16637944), (8, 10398715), (10, 8318972), (20, 4159486), (40, 2079743), (1283, 64840), (1621, 51320), (2566, 32420), (3242, 25660), (5132, 16210), (6415, 12968), (6484, 12830), (8105, 10264)]