80479972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{373}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 158336640

約数和(自身を除く): 77856668

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 167, 323, 334, 373, 646, 668, 746, 1292, 1492, 2839, 3173, 5678, 6341, 6346, 7087, 11356, 12682, 12692, 14174, 25364, 28348, 53941, 62291, 107882, 120479, 124582, 215764, 240958, 249164, 481916, 1058947, 1183529, 2117894, 2367058, 4235788, 4734116, 20119993, 40239986, 80479972]

約数ペア:

[(1, 80479972), (2, 40239986), (4, 20119993), (17, 4734116), (19, 4235788), (34, 2367058), (38, 2117894), (68, 1183529), (76, 1058947), (167, 481916), (323, 249164), (334, 240958), (373, 215764), (646, 124582), (668, 120479), (746, 107882), (1292, 62291), (1492, 53941), (2839, 28348), (3173, 25364), (5678, 14174), (6341, 12692), (6346, 12682), (7087, 11356)]