66805600

素因数分解:

$2^5\times 5^2\times {\mathrm{113}}^1\times {\mathrm{739}}^1$

素因数の和:872

約数の個数: 72

約数和(自身を含む): 164755080

約数和(自身を除く): 97949480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 113, 160, 200, 226, 400, 452, 565, 739, 800, 904, 1130, 1478, 1808, 2260, 2825, 2956, 3616, 3695, 4520, 5650, 5912, 7390, 9040, 11300, 11824, 14780, 18080, 18475, 22600, 23648, 29560, 36950, 45200, 59120, 73900, 83507, 90400, 118240, 147800, 167014, 295600, 334028, 417535, 591200, 668056, 835070, 1336112, 1670140, 2087675, 2672224, 3340280, 4175350, 6680560, 8350700, 13361120, 16701400, 33402800, 66805600]

約数ペア:

[(1, 66805600), (2, 33402800), (4, 16701400), (5, 13361120), (8, 8350700), (10, 6680560), (16, 4175350), (20, 3340280), (25, 2672224), (32, 2087675), (40, 1670140), (50, 1336112), (80, 835070), (100, 668056), (113, 591200), (160, 417535), (200, 334028), (226, 295600), (400, 167014), (452, 147800), (565, 118240), (739, 90400), (800, 83507), (904, 73900), (1130, 59120), (1478, 45200), (1808, 36950), (2260, 29560), (2825, 23648), (2956, 22600), (3616, 18475), (3695, 18080), (4520, 14780), (5650, 11824), (5912, 11300), (7390, 9040)]