259041280

素因数分解:

$2^{11}\times 5^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:685

約数の個数: 96

約数和(自身を含む): 637738920

約数和(自身を除く): 378697640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 512, 617, 640, 656, 820, 1024, 1234, 1280, 1312, 1640, 2048, 2468, 2560, 2624, 3085, 3280, 4936, 5120, 5248, 6170, 6560, 9872, 10240, 10496, 12340, 13120, 19744, 20992, 24680, 25297, 26240, 39488, 41984, 49360, 50594, 52480, 78976, 83968, 98720, 101188, 104960, 126485, 157952, 197440, 202376, 209920, 252970, 315904, 394880, 404752, 419840, 505940, 631808, 789760, 809504, 1011880, 1263616, 1579520, 1619008, 2023760, 3159040, 3238016, 4047520, 6318080, 6476032, 8095040, 12952064, 16190080, 25904128, 32380160, 51808256, 64760320, 129520640, 259041280]

約数ペア:

[(1, 259041280), (2, 129520640), (4, 64760320), (5, 51808256), (8, 32380160), (10, 25904128), (16, 16190080), (20, 12952064), (32, 8095040), (40, 6476032), (41, 6318080), (64, 4047520), (80, 3238016), (82, 3159040), (128, 2023760), (160, 1619008), (164, 1579520), (205, 1263616), (256, 1011880), (320, 809504), (328, 789760), (410, 631808), (512, 505940), (617, 419840), (640, 404752), (656, 394880), (820, 315904), (1024, 252970), (1234, 209920), (1280, 202376), (1312, 197440), (1640, 157952), (2048, 126485), (2468, 104960), (2560, 101188), (2624, 98720), (3085, 83968), (3280, 78976), (4936, 52480), (5120, 50594), (5248, 49360), (6170, 41984), (6560, 39488), (9872, 26240), (10240, 25297), (10496, 24680), (12340, 20992), (13120, 19744)]