80845828

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2671}}^1$

素因数の和:2752

約数の個数: 48

約数和(自身を含む): 172376064

約数和(自身を除く): 91530236

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 47, 92, 94, 161, 188, 322, 329, 644, 658, 1081, 1316, 2162, 2671, 4324, 5342, 7567, 10684, 15134, 18697, 30268, 37394, 61433, 74788, 122866, 125537, 245732, 251074, 430031, 502148, 860062, 878759, 1720124, 1757518, 2887351, 3515036, 5774702, 11549404, 20211457, 40422914, 80845828]

約数ペア:

[(1, 80845828), (2, 40422914), (4, 20211457), (7, 11549404), (14, 5774702), (23, 3515036), (28, 2887351), (46, 1757518), (47, 1720124), (92, 878759), (94, 860062), (161, 502148), (188, 430031), (322, 251074), (329, 245732), (644, 125537), (658, 122866), (1081, 74788), (1316, 61433), (2162, 37394), (2671, 30268), (4324, 18697), (5342, 15134), (7567, 10684)]