25680984

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2153}}^1$

素因数の和:2240

約数の個数: 64

約数和(自身を含む): 74442240

約数和(自身を除く): 48761256

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2153, 2982, 3976, 4306, 5964, 6459, 8612, 11928, 12918, 15071, 17224, 25836, 30142, 45213, 51672, 60284, 90426, 120568, 152863, 180852, 305726, 361704, 458589, 611452, 917178, 1070041, 1222904, 1834356, 2140082, 3210123, 3668712, 4280164, 6420246, 8560328, 12840492, 25680984]

約数ペア:

[(1, 25680984), (2, 12840492), (3, 8560328), (4, 6420246), (6, 4280164), (7, 3668712), (8, 3210123), (12, 2140082), (14, 1834356), (21, 1222904), (24, 1070041), (28, 917178), (42, 611452), (56, 458589), (71, 361704), (84, 305726), (142, 180852), (168, 152863), (213, 120568), (284, 90426), (426, 60284), (497, 51672), (568, 45213), (852, 30142), (994, 25836), (1491, 17224), (1704, 15071), (1988, 12918), (2153, 11928), (2982, 8612), (3976, 6459), (4306, 5964)]