259974080

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6397}}^1$

素因数の和:6541

約数の個数: 56

約数和(自身を含む): 624035328

約数和(自身を除く): 364061248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2540, 4064, 5080, 6397, 8128, 10160, 12794, 20320, 25588, 31985, 40640, 51176, 63970, 102352, 127940, 204704, 255880, 409408, 511760, 812419, 1023520, 1624838, 2047040, 3249676, 4062095, 6499352, 8124190, 12998704, 16248380, 25997408, 32496760, 51994816, 64993520, 129987040, 259974080]

約数ペア:

[(1, 259974080), (2, 129987040), (4, 64993520), (5, 51994816), (8, 32496760), (10, 25997408), (16, 16248380), (20, 12998704), (32, 8124190), (40, 6499352), (64, 4062095), (80, 3249676), (127, 2047040), (160, 1624838), (254, 1023520), (320, 812419), (508, 511760), (635, 409408), (1016, 255880), (1270, 204704), (2032, 127940), (2540, 102352), (4064, 63970), (5080, 51176), (6397, 40640), (8128, 31985), (10160, 25588), (12794, 20320)]