78397328

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{67121}}^1$

素因数の和:67202

約数の個数: 20

約数和(自身を含む): 153977868

約数和(自身を除く): 75580540

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 67121, 134242, 268484, 536968, 1073936, 4899833, 9799666, 19599332, 39198664, 78397328]

約数ペア:

[(1, 78397328), (2, 39198664), (4, 19599332), (8, 9799666), (16, 4899833), (73, 1073936), (146, 536968), (292, 268484), (584, 134242), (1168, 67121)]