64951952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{312269}}^1$

素因数の和:312290

約数の個数: 20

約数和(自身を含む): 135525180

約数和(自身を除く): 70573228

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 312269, 624538, 1249076, 2498152, 4059497, 4996304, 8118994, 16237988, 32475976, 64951952]

約数ペア:

[(1, 64951952), (2, 32475976), (4, 16237988), (8, 8118994), (13, 4996304), (16, 4059497), (26, 2498152), (52, 1249076), (104, 624538), (208, 312269)]