8320156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^2$

素因数の和:182

約数の個数: 36

約数和(自身を含む): 16312296

約数和(自身を除く): 7992140

約数列:

[1, 2, 4, 13, 26, 43, 52, 61, 86, 122, 172, 244, 559, 793, 1118, 1586, 2236, 2623, 3172, 3721, 5246, 7442, 10492, 14884, 34099, 48373, 68198, 96746, 136396, 160003, 193492, 320006, 640012, 2080039, 4160078, 8320156]

約数ペア:

[(1, 8320156), (2, 4160078), (4, 2080039), (13, 640012), (26, 320006), (43, 193492), (52, 160003), (61, 136396), (86, 96746), (122, 68198), (172, 48373), (244, 34099), (559, 14884), (793, 10492), (1118, 7442), (1586, 5246), (2236, 3721), (2623, 3172)]