2847500

素因数分解:

$2^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:108

約数の個数: 60

約数和(自身を含む): 6691608

約数和(自身を除く): 3844108

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 67, 68, 85, 100, 125, 134, 170, 250, 268, 335, 340, 425, 500, 625, 670, 850, 1139, 1250, 1340, 1675, 1700, 2125, 2278, 2500, 3350, 4250, 4556, 5695, 6700, 8375, 8500, 10625, 11390, 16750, 21250, 22780, 28475, 33500, 41875, 42500, 56950, 83750, 113900, 142375, 167500, 284750, 569500, 711875, 1423750, 2847500]

約数ペア:

[(1, 2847500), (2, 1423750), (4, 711875), (5, 569500), (10, 284750), (17, 167500), (20, 142375), (25, 113900), (34, 83750), (50, 56950), (67, 42500), (68, 41875), (85, 33500), (100, 28475), (125, 22780), (134, 21250), (170, 16750), (250, 11390), (268, 10625), (335, 8500), (340, 8375), (425, 6700), (500, 5695), (625, 4556), (670, 4250), (850, 3350), (1139, 2500), (1250, 2278), (1340, 2125), (1675, 1700)]