248993984

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3061}}^1$

素因数の和:3145

約数の個数: 56

約数和(自身を含む): 522646656

約数和(自身を除く): 273652672

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 164, 248, 328, 496, 656, 992, 1271, 1312, 1984, 2542, 2624, 3061, 5084, 6122, 10168, 12244, 20336, 24488, 40672, 48976, 81344, 94891, 97952, 125501, 189782, 195904, 251002, 379564, 502004, 759128, 1004008, 1518256, 2008016, 3036512, 3890531, 4016032, 6073024, 7781062, 8032064, 15562124, 31124248, 62248496, 124496992, 248993984]

約数ペア:

[(1, 248993984), (2, 124496992), (4, 62248496), (8, 31124248), (16, 15562124), (31, 8032064), (32, 7781062), (41, 6073024), (62, 4016032), (64, 3890531), (82, 3036512), (124, 2008016), (164, 1518256), (248, 1004008), (328, 759128), (496, 502004), (656, 379564), (992, 251002), (1271, 195904), (1312, 189782), (1984, 125501), (2542, 97952), (2624, 94891), (3061, 81344), (5084, 48976), (6122, 40672), (10168, 24488), (12244, 20336)]