2100069500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{247067}}^1$

素因数の和:247103

約数の個数: 48

約数和(自身を含む): 4856368608

約数和(自身を除く): 2756299108

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 340, 425, 500, 850, 1700, 2125, 4250, 8500, 247067, 494134, 988268, 1235335, 2470670, 4200139, 4941340, 6176675, 8400278, 12353350, 16800556, 21000695, 24706700, 30883375, 42001390, 61766750, 84002780, 105003475, 123533500, 210006950, 420013900, 525017375, 1050034750, 2100069500]

約数ペア:

[(1, 2100069500), (2, 1050034750), (4, 525017375), (5, 420013900), (10, 210006950), (17, 123533500), (20, 105003475), (25, 84002780), (34, 61766750), (50, 42001390), (68, 30883375), (85, 24706700), (100, 21000695), (125, 16800556), (170, 12353350), (250, 8400278), (340, 6176675), (425, 4941340), (500, 4200139), (850, 2470670), (1700, 1235335), (2125, 988268), (4250, 494134), (8500, 247067)]