67890400

素因数分解:

$2^5\times 5^2\times {\mathrm{113}}^1\times {\mathrm{751}}^1$

素因数の和:884

約数の個数: 72

約数和(自身を含む): 167426784

約数和(自身を除く): 99536384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 113, 160, 200, 226, 400, 452, 565, 751, 800, 904, 1130, 1502, 1808, 2260, 2825, 3004, 3616, 3755, 4520, 5650, 6008, 7510, 9040, 11300, 12016, 15020, 18080, 18775, 22600, 24032, 30040, 37550, 45200, 60080, 75100, 84863, 90400, 120160, 150200, 169726, 300400, 339452, 424315, 600800, 678904, 848630, 1357808, 1697260, 2121575, 2715616, 3394520, 4243150, 6789040, 8486300, 13578080, 16972600, 33945200, 67890400]

約数ペア:

[(1, 67890400), (2, 33945200), (4, 16972600), (5, 13578080), (8, 8486300), (10, 6789040), (16, 4243150), (20, 3394520), (25, 2715616), (32, 2121575), (40, 1697260), (50, 1357808), (80, 848630), (100, 678904), (113, 600800), (160, 424315), (200, 339452), (226, 300400), (400, 169726), (452, 150200), (565, 120160), (751, 90400), (800, 84863), (904, 75100), (1130, 60080), (1502, 45200), (1808, 37550), (2260, 30040), (2825, 24032), (3004, 22600), (3616, 18775), (3755, 18080), (4520, 15020), (5650, 12016), (6008, 11300), (7510, 9040)]