78961393.000000000

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{375413}}^1$

素因数の和:375438

約数の個数: 20

約数和(自身を含む): 209481012

約数和(自身を除く): 107368676

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 375413, 750826, 1501652, 3003304, 6006608, 6382021, 12764042, 25528084, 51056168, 102112336]

約数ペア:

[(1, 102112336), (2, 51056168), (4, 25528084), (8, 12764042), (16, 6382021), (17, 6006608), (34, 3003304), (68, 1501652), (136, 750826), (272, 375413)]