80181664

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{281}}^1$

素因数の和:569

約数の個数: 48

約数和(自身を含む): 163376136

約数和(自身を除く): 83194472

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 241, 281, 296, 482, 562, 592, 964, 1124, 1184, 1928, 2248, 3856, 4496, 7712, 8917, 8992, 10397, 17834, 20794, 35668, 41588, 67721, 71336, 83176, 135442, 142672, 166352, 270884, 285344, 332704, 541768, 1083536, 2167072, 2505677, 5011354, 10022708, 20045416, 40090832, 80181664]

約数ペア:

[(1, 80181664), (2, 40090832), (4, 20045416), (8, 10022708), (16, 5011354), (32, 2505677), (37, 2167072), (74, 1083536), (148, 541768), (241, 332704), (281, 285344), (296, 270884), (482, 166352), (562, 142672), (592, 135442), (964, 83176), (1124, 71336), (1184, 67721), (1928, 41588), (2248, 35668), (3856, 20794), (4496, 17834), (7712, 10397), (8917, 8992)]