1742500

素因数分解:

$2^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:82

約数の個数: 60

約数和(自身を含む): 4133052

約数和(自身を除く): 2390552

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 41, 50, 68, 82, 85, 100, 125, 164, 170, 205, 250, 340, 410, 425, 500, 625, 697, 820, 850, 1025, 1250, 1394, 1700, 2050, 2125, 2500, 2788, 3485, 4100, 4250, 5125, 6970, 8500, 10250, 10625, 13940, 17425, 20500, 21250, 25625, 34850, 42500, 51250, 69700, 87125, 102500, 174250, 348500, 435625, 871250, 1742500]

約数ペア:

[(1, 1742500), (2, 871250), (4, 435625), (5, 348500), (10, 174250), (17, 102500), (20, 87125), (25, 69700), (34, 51250), (41, 42500), (50, 34850), (68, 25625), (82, 21250), (85, 20500), (100, 17425), (125, 13940), (164, 10625), (170, 10250), (205, 8500), (250, 6970), (340, 5125), (410, 4250), (425, 4100), (500, 3485), (625, 2788), (697, 2500), (820, 2125), (850, 2050), (1025, 1700), (1250, 1394)]