80262236

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{69431}}^1$

素因数の和:69469

約数の個数: 18

約数和(自身を含む): 149209368

約数和(自身を除く): 68947132

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 69431, 138862, 277724, 1180327, 2360654, 4721308, 20065559, 40131118, 80262236]

約数ペア:

[(1, 80262236), (2, 40131118), (4, 20065559), (17, 4721308), (34, 2360654), (68, 1180327), (289, 277724), (578, 138862), (1156, 69431)]