80704156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{4447}}^1$

素因数の和:4813

約数の個数: 24

約数和(自身を含む): 152566400

約数和(自身を除く): 71862244

約数列:

[1, 2, 4, 13, 26, 52, 349, 698, 1396, 4447, 4537, 8894, 9074, 17788, 18148, 57811, 115622, 231244, 1552003, 3104006, 6208012, 20176039, 40352078, 80704156]

約数ペア:

[(1, 80704156), (2, 40352078), (4, 20176039), (13, 6208012), (26, 3104006), (52, 1552003), (349, 231244), (698, 115622), (1396, 57811), (4447, 18148), (4537, 17788), (8894, 9074)]