71644784

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{56681}}^1$

素因数の和:56768

約数の個数: 20

約数和(自身を含む): 140571360

約数和(自身を除く): 68926576

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 56681, 113362, 226724, 453448, 906896, 4477799, 8955598, 17911196, 35822392, 71644784]

約数ペア:

[(1, 71644784), (2, 35822392), (4, 17911196), (8, 8955598), (16, 4477799), (79, 906896), (158, 453448), (316, 226724), (632, 113362), (1264, 56681)]