15385000

素因数分解:

$2^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 38378340

約数和(自身を除く): 22993340

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 125, 136, 170, 181, 200, 250, 340, 362, 425, 500, 625, 680, 724, 850, 905, 1000, 1250, 1448, 1700, 1810, 2125, 2500, 3077, 3400, 3620, 4250, 4525, 5000, 6154, 7240, 8500, 9050, 10625, 12308, 15385, 17000, 18100, 21250, 22625, 24616, 30770, 36200, 42500, 45250, 61540, 76925, 85000, 90500, 113125, 123080, 153850, 181000, 226250, 307700, 384625, 452500, 615400, 769250, 905000, 1538500, 1923125, 3077000, 3846250, 7692500, 15385000]

約数ペア:

[(1, 15385000), (2, 7692500), (4, 3846250), (5, 3077000), (8, 1923125), (10, 1538500), (17, 905000), (20, 769250), (25, 615400), (34, 452500), (40, 384625), (50, 307700), (68, 226250), (85, 181000), (100, 153850), (125, 123080), (136, 113125), (170, 90500), (181, 85000), (200, 76925), (250, 61540), (340, 45250), (362, 42500), (425, 36200), (500, 30770), (625, 24616), (680, 22625), (724, 21250), (850, 18100), (905, 17000), (1000, 15385), (1250, 12308), (1448, 10625), (1700, 9050), (1810, 8500), (2125, 7240), (2500, 6154), (3077, 5000), (3400, 4525), (3620, 4250)]