161291272

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 330220800

約数和(自身を除く): 168929528

約数列:

[1, 2, 4, 8, 23, 29, 46, 58, 92, 116, 167, 181, 184, 232, 334, 362, 667, 668, 724, 1334, 1336, 1448, 2668, 3841, 4163, 4843, 5249, 5336, 7682, 8326, 9686, 10498, 15364, 16652, 19372, 20996, 30227, 30728, 33304, 38744, 41992, 60454, 111389, 120727, 120908, 222778, 241454, 241816, 445556, 482908, 695221, 876583, 891112, 965816, 1390442, 1753166, 2780884, 3506332, 5561768, 7012664, 20161409, 40322818, 80645636, 161291272]

約数ペア:

[(1, 161291272), (2, 80645636), (4, 40322818), (8, 20161409), (23, 7012664), (29, 5561768), (46, 3506332), (58, 2780884), (92, 1753166), (116, 1390442), (167, 965816), (181, 891112), (184, 876583), (232, 695221), (334, 482908), (362, 445556), (667, 241816), (668, 241454), (724, 222778), (1334, 120908), (1336, 120727), (1448, 111389), (2668, 60454), (3841, 41992), (4163, 38744), (4843, 33304), (5249, 30728), (5336, 30227), (7682, 20996), (8326, 19372), (9686, 16652), (10498, 15364)]