2465000

素因数分解:

$2^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:72

約数の個数: 80

約数和(自身を含む): 6326100

約数和(自身を除く): 3861100

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 29, 34, 40, 50, 58, 68, 85, 100, 116, 125, 136, 145, 170, 200, 232, 250, 290, 340, 425, 493, 500, 580, 625, 680, 725, 850, 986, 1000, 1160, 1250, 1450, 1700, 1972, 2125, 2465, 2500, 2900, 3400, 3625, 3944, 4250, 4930, 5000, 5800, 7250, 8500, 9860, 10625, 12325, 14500, 17000, 18125, 19720, 21250, 24650, 29000, 36250, 42500, 49300, 61625, 72500, 85000, 98600, 123250, 145000, 246500, 308125, 493000, 616250, 1232500, 2465000]

約数ペア:

[(1, 2465000), (2, 1232500), (4, 616250), (5, 493000), (8, 308125), (10, 246500), (17, 145000), (20, 123250), (25, 98600), (29, 85000), (34, 72500), (40, 61625), (50, 49300), (58, 42500), (68, 36250), (85, 29000), (100, 24650), (116, 21250), (125, 19720), (136, 18125), (145, 17000), (170, 14500), (200, 12325), (232, 10625), (250, 9860), (290, 8500), (340, 7250), (425, 5800), (493, 5000), (500, 4930), (580, 4250), (625, 3944), (680, 3625), (725, 3400), (850, 2900), (986, 2500), (1000, 2465), (1160, 2125), (1250, 1972), (1450, 1700)]