77999840

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4733}}^1$

素因数の和:4851

約数の個数: 48

約数和(自身を含む): 186103008

約数和(自身を除く): 108103168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 824, 1030, 1648, 2060, 3296, 4120, 4733, 8240, 9466, 16480, 18932, 23665, 37864, 47330, 75728, 94660, 151456, 189320, 378640, 487499, 757280, 974998, 1949996, 2437495, 3899992, 4874990, 7799984, 9749980, 15599968, 19499960, 38999920, 77999840]

約数ペア:

[(1, 77999840), (2, 38999920), (4, 19499960), (5, 15599968), (8, 9749980), (10, 7799984), (16, 4874990), (20, 3899992), (32, 2437495), (40, 1949996), (80, 974998), (103, 757280), (160, 487499), (206, 378640), (412, 189320), (515, 151456), (824, 94660), (1030, 75728), (1648, 47330), (2060, 37864), (3296, 23665), (4120, 18932), (4733, 16480), (8240, 9466)]