78175952

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{31121}}^1$

素因数の和:31286

約数の個数: 20

約数和(自身を含む): 152435556

約数和(自身を除く): 74259604

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 31121, 62242, 124484, 248968, 497936, 4885997, 9771994, 19543988, 39087976, 78175952]

約数ペア:

[(1, 78175952), (2, 39087976), (4, 19543988), (8, 9771994), (16, 4885997), (157, 497936), (314, 248968), (628, 124484), (1256, 62242), (2512, 31121)]