164424992

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1997}}^1$

素因数の和:2121

約数の個数: 48

約数和(自身を含む): 338349312

約数和(自身を除く): 173924320

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 83, 124, 166, 248, 332, 496, 664, 992, 1328, 1997, 2573, 2656, 3994, 5146, 7988, 10292, 15976, 20584, 31952, 41168, 61907, 63904, 82336, 123814, 165751, 247628, 331502, 495256, 663004, 990512, 1326008, 1981024, 2652016, 5138281, 5304032, 10276562, 20553124, 41106248, 82212496, 164424992]

約数ペア:

[(1, 164424992), (2, 82212496), (4, 41106248), (8, 20553124), (16, 10276562), (31, 5304032), (32, 5138281), (62, 2652016), (83, 1981024), (124, 1326008), (166, 990512), (248, 663004), (332, 495256), (496, 331502), (664, 247628), (992, 165751), (1328, 123814), (1997, 82336), (2573, 63904), (2656, 61907), (3994, 41168), (5146, 31952), (7988, 20584), (10292, 15976)]