78864868

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{4051}}^1$

素因数の和:4243

約数の個数: 24

約数和(自身を含む): 143408384

約数和(自身を除く): 64543516

約数列:

[1, 2, 4, 31, 62, 124, 157, 314, 628, 4051, 4867, 8102, 9734, 16204, 19468, 125581, 251162, 502324, 636007, 1272014, 2544028, 19716217, 39432434, 78864868]

約数ペア:

[(1, 78864868), (2, 39432434), (4, 19716217), (31, 2544028), (62, 1272014), (124, 636007), (157, 502324), (314, 251162), (628, 125581), (4051, 19468), (4867, 16204), (8102, 9734)]