82745080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2113}}^1$

素因数の和:2224

約数の個数: 64

約数和(自身を含む): 205480800

約数和(自身を除く): 122735720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 110, 178, 220, 356, 440, 445, 712, 890, 979, 1780, 1958, 2113, 3560, 3916, 4226, 4895, 7832, 8452, 9790, 10565, 16904, 19580, 21130, 23243, 39160, 42260, 46486, 84520, 92972, 116215, 185944, 188057, 232430, 376114, 464860, 752228, 929720, 940285, 1504456, 1880570, 2068627, 3761140, 4137254, 7522280, 8274508, 10343135, 16549016, 20686270, 41372540, 82745080]

約数ペア:

[(1, 82745080), (2, 41372540), (4, 20686270), (5, 16549016), (8, 10343135), (10, 8274508), (11, 7522280), (20, 4137254), (22, 3761140), (40, 2068627), (44, 1880570), (55, 1504456), (88, 940285), (89, 929720), (110, 752228), (178, 464860), (220, 376114), (356, 232430), (440, 188057), (445, 185944), (712, 116215), (890, 92972), (979, 84520), (1780, 46486), (1958, 42260), (2113, 39160), (3560, 23243), (3916, 21130), (4226, 19580), (4895, 16904), (7832, 10565), (8452, 9790)]