809200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{17}}^2$

素因数の和:59

約数の個数: 90

約数和(自身を含む): 2360216

約数和(自身を除く): 1551016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 80, 85, 100, 112, 119, 136, 140, 170, 175, 200, 238, 272, 280, 289, 340, 350, 400, 425, 476, 560, 578, 595, 680, 700, 850, 952, 1156, 1190, 1360, 1400, 1445, 1700, 1904, 2023, 2312, 2380, 2800, 2890, 2975, 3400, 4046, 4624, 4760, 5780, 5950, 6800, 7225, 8092, 9520, 10115, 11560, 11900, 14450, 16184, 20230, 23120, 23800, 28900, 32368, 40460, 47600, 50575, 57800, 80920, 101150, 115600, 161840, 202300, 404600, 809200]

約数ペア:

[(1, 809200), (2, 404600), (4, 202300), (5, 161840), (7, 115600), (8, 101150), (10, 80920), (14, 57800), (16, 50575), (17, 47600), (20, 40460), (25, 32368), (28, 28900), (34, 23800), (35, 23120), (40, 20230), (50, 16184), (56, 14450), (68, 11900), (70, 11560), (80, 10115), (85, 9520), (100, 8092), (112, 7225), (119, 6800), (136, 5950), (140, 5780), (170, 4760), (175, 4624), (200, 4046), (238, 3400), (272, 2975), (280, 2890), (289, 2800), (340, 2380), (350, 2312), (400, 2023), (425, 1904), (476, 1700), (560, 1445), (578, 1400), (595, 1360), (680, 1190), (700, 1156), (850, 952)]