52445000

素因数分解:

$2^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:660

約数の個数: 80

約数和(自身を含む): 130317660

約数和(自身を除く): 77872660

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 125, 136, 170, 200, 250, 340, 425, 500, 617, 625, 680, 850, 1000, 1234, 1250, 1700, 2125, 2468, 2500, 3085, 3400, 4250, 4936, 5000, 6170, 8500, 10489, 10625, 12340, 15425, 17000, 20978, 21250, 24680, 30850, 41956, 42500, 52445, 61700, 77125, 83912, 85000, 104890, 123400, 154250, 209780, 262225, 308500, 385625, 419560, 524450, 617000, 771250, 1048900, 1311125, 1542500, 2097800, 2622250, 3085000, 5244500, 6555625, 10489000, 13111250, 26222500, 52445000]

約数ペア:

[(1, 52445000), (2, 26222500), (4, 13111250), (5, 10489000), (8, 6555625), (10, 5244500), (17, 3085000), (20, 2622250), (25, 2097800), (34, 1542500), (40, 1311125), (50, 1048900), (68, 771250), (85, 617000), (100, 524450), (125, 419560), (136, 385625), (170, 308500), (200, 262225), (250, 209780), (340, 154250), (425, 123400), (500, 104890), (617, 85000), (625, 83912), (680, 77125), (850, 61700), (1000, 52445), (1234, 42500), (1250, 41956), (1700, 30850), (2125, 24680), (2468, 21250), (2500, 20978), (3085, 17000), (3400, 15425), (4250, 12340), (4936, 10625), (5000, 10489), (6170, 8500)]