19497291250

素因数分解:

$2^1\times 5^4\times {\mathrm{1019}}^1\times {\mathrm{15307}}^1$

素因数の和:16348

約数の個数: 40

約数和(自身を含む): 36583976880

約数和(自身を除く): 17086685630

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1019, 1250, 2038, 5095, 10190, 15307, 25475, 30614, 50950, 76535, 127375, 153070, 254750, 382675, 636875, 765350, 1273750, 1913375, 3826750, 9566875, 15597833, 19133750, 31195666, 77989165, 155978330, 389945825, 779891650, 1949729125, 3899458250, 9748645625, 19497291250]

約数ペア:

[(1, 19497291250), (2, 9748645625), (5, 3899458250), (10, 1949729125), (25, 779891650), (50, 389945825), (125, 155978330), (250, 77989165), (625, 31195666), (1019, 19133750), (1250, 15597833), (2038, 9566875), (5095, 3826750), (10190, 1913375), (15307, 1273750), (25475, 765350), (30614, 636875), (50950, 382675), (76535, 254750), (127375, 153070)]