78252784

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{72997}}^1$

素因数の和:73072

約数の個数: 20

約数和(自身を含む): 153879784

約数和(自身を除く): 75627000

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 72997, 145994, 291988, 583976, 1167952, 4890799, 9781598, 19563196, 39126392, 78252784]

約数ペア:

[(1, 78252784), (2, 39126392), (4, 19563196), (8, 9781598), (16, 4890799), (67, 1167952), (134, 583976), (268, 291988), (536, 145994), (1072, 72997)]