205292912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:438

約数の個数: 80

約数和(自身を含む): 452542464

約数和(自身を除く): 247249552

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 191, 197, 248, 341, 382, 394, 496, 682, 764, 788, 1364, 1528, 1576, 2101, 2167, 2728, 3056, 3152, 4202, 4334, 5456, 5921, 6107, 8404, 8668, 11842, 12214, 16808, 17336, 23684, 24428, 33616, 34672, 37627, 47368, 48856, 65131, 67177, 75254, 94736, 97712, 130262, 134354, 150508, 260524, 268708, 301016, 413897, 521048, 537416, 602032, 827794, 1042096, 1074832, 1166437, 1655588, 2332874, 3311176, 4665748, 6622352, 9331496, 12830807, 18662992, 25661614, 51323228, 102646456, 205292912]

約数ペア:

[(1, 205292912), (2, 102646456), (4, 51323228), (8, 25661614), (11, 18662992), (16, 12830807), (22, 9331496), (31, 6622352), (44, 4665748), (62, 3311176), (88, 2332874), (124, 1655588), (176, 1166437), (191, 1074832), (197, 1042096), (248, 827794), (341, 602032), (382, 537416), (394, 521048), (496, 413897), (682, 301016), (764, 268708), (788, 260524), (1364, 150508), (1528, 134354), (1576, 130262), (2101, 97712), (2167, 94736), (2728, 75254), (3056, 67177), (3152, 65131), (4202, 48856), (4334, 47368), (5456, 37627), (5921, 34672), (6107, 33616), (8404, 24428), (8668, 23684), (11842, 17336), (12214, 16808)]