78880324

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{19583}}^1$

素因数の和:19659

約数の個数: 24

約数和(自身を含む): 148055040

約数和(自身を除く): 69174716

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 19583, 39166, 78332, 372077, 744154, 1037899, 1488308, 2075798, 4151596, 19720081, 39440162, 78880324]

約数ペア:

[(1, 78880324), (2, 39440162), (4, 19720081), (19, 4151596), (38, 2075798), (53, 1488308), (76, 1037899), (106, 744154), (212, 372077), (1007, 78332), (2014, 39166), (4028, 19583)]