80498908

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{70121}}^1$

素因数の和:70173

約数の個数: 24

約数和(自身を含む): 164926944

約数和(自身を除く): 84428036

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 70121, 140242, 280484, 490847, 981694, 1963388, 2874961, 5749922, 11499844, 20124727, 40249454, 80498908]

約数ペア:

[(1, 80498908), (2, 40249454), (4, 20124727), (7, 11499844), (14, 5749922), (28, 2874961), (41, 1963388), (82, 981694), (164, 490847), (287, 280484), (574, 140242), (1148, 70121)]