8347000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 20723040

約数和(自身を除く): 12376040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 125, 136, 170, 200, 250, 340, 425, 491, 500, 680, 850, 982, 1000, 1700, 1964, 2125, 2455, 3400, 3928, 4250, 4910, 8347, 8500, 9820, 12275, 16694, 17000, 19640, 24550, 33388, 41735, 49100, 61375, 66776, 83470, 98200, 122750, 166940, 208675, 245500, 333880, 417350, 491000, 834700, 1043375, 1669400, 2086750, 4173500, 8347000]

約数ペア:

[(1, 8347000), (2, 4173500), (4, 2086750), (5, 1669400), (8, 1043375), (10, 834700), (17, 491000), (20, 417350), (25, 333880), (34, 245500), (40, 208675), (50, 166940), (68, 122750), (85, 98200), (100, 83470), (125, 66776), (136, 61375), (170, 49100), (200, 41735), (250, 33388), (340, 24550), (425, 19640), (491, 17000), (500, 16694), (680, 12275), (850, 9820), (982, 8500), (1000, 8347), (1700, 4910), (1964, 4250), (2125, 3928), (2455, 3400)]