30770000

素因数分解:

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

素因数の和:226

約数の個数: 100

約数和(自身を含む): 79315236

約数和(自身を除く): 48545236

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 125, 136, 170, 181, 200, 250, 272, 340, 362, 400, 425, 500, 625, 680, 724, 850, 905, 1000, 1250, 1360, 1448, 1700, 1810, 2000, 2125, 2500, 2896, 3077, 3400, 3620, 4250, 4525, 5000, 6154, 6800, 7240, 8500, 9050, 10000, 10625, 12308, 14480, 15385, 17000, 18100, 21250, 22625, 24616, 30770, 34000, 36200, 42500, 45250, 49232, 61540, 72400, 76925, 85000, 90500, 113125, 123080, 153850, 170000, 181000, 226250, 246160, 307700, 362000, 384625, 452500, 615400, 769250, 905000, 1230800, 1538500, 1810000, 1923125, 3077000, 3846250, 6154000, 7692500, 15385000, 30770000]

約数ペア:

[(1, 30770000), (2, 15385000), (4, 7692500), (5, 6154000), (8, 3846250), (10, 3077000), (16, 1923125), (17, 1810000), (20, 1538500), (25, 1230800), (34, 905000), (40, 769250), (50, 615400), (68, 452500), (80, 384625), (85, 362000), (100, 307700), (125, 246160), (136, 226250), (170, 181000), (181, 170000), (200, 153850), (250, 123080), (272, 113125), (340, 90500), (362, 85000), (400, 76925), (425, 72400), (500, 61540), (625, 49232), (680, 45250), (724, 42500), (850, 36200), (905, 34000), (1000, 30770), (1250, 24616), (1360, 22625), (1448, 21250), (1700, 18100), (1810, 17000), (2000, 15385), (2125, 14480), (2500, 12308), (2896, 10625), (3077, 10000), (3400, 9050), (3620, 8500), (4250, 7240), (4525, 6800), (5000, 6154)]