199324544

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{263}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 413614080

約数和(自身を除く): 214289536

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 191, 248, 263, 382, 496, 526, 764, 992, 1052, 1528, 1984, 2104, 3056, 3968, 4208, 5921, 6112, 8153, 8416, 11842, 12224, 16306, 16832, 23684, 24448, 32612, 33664, 47368, 50233, 65224, 94736, 100466, 130448, 189472, 200932, 260896, 378944, 401864, 521792, 757888, 803728, 1043584, 1557223, 1607456, 3114446, 3214912, 6228892, 6429824, 12457784, 24915568, 49831136, 99662272, 199324544]

約数ペア:

[(1, 199324544), (2, 99662272), (4, 49831136), (8, 24915568), (16, 12457784), (31, 6429824), (32, 6228892), (62, 3214912), (64, 3114446), (124, 1607456), (128, 1557223), (191, 1043584), (248, 803728), (263, 757888), (382, 521792), (496, 401864), (526, 378944), (764, 260896), (992, 200932), (1052, 189472), (1528, 130448), (1984, 100466), (2104, 94736), (3056, 65224), (3968, 50233), (4208, 47368), (5921, 33664), (6112, 32612), (8153, 24448), (8416, 23684), (11842, 16832), (12224, 16306)]