80971604

素因数分解:

$2^2\times 7^1\times {\mathrm{1451}}^1\times {\mathrm{1993}}^1$

素因数の和:3455

約数の個数: 24

約数和(自身を含む): 162136128

約数和(自身を除く): 81164524

約数列:

[1, 2, 4, 7, 14, 28, 1451, 1993, 2902, 3986, 5804, 7972, 10157, 13951, 20314, 27902, 40628, 55804, 2891843, 5783686, 11567372, 20242901, 40485802, 80971604]

約数ペア:

[(1, 80971604), (2, 40485802), (4, 20242901), (7, 11567372), (14, 5783686), (28, 2891843), (1451, 55804), (1993, 40628), (2902, 27902), (3986, 20314), (5804, 13951), (7972, 10157)]