77297500

素因数分解:

$2^2\times 5^4\times 7^2\times {\mathrm{631}}^1$

素因数の和:669

約数の個数: 90

約数和(自身を含む): 196943208

約数和(自身を除く): 119645708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 625, 631, 700, 875, 980, 1225, 1250, 1262, 1750, 2450, 2500, 2524, 3155, 3500, 4375, 4417, 4900, 6125, 6310, 8750, 8834, 12250, 12620, 15775, 17500, 17668, 22085, 24500, 30625, 30919, 31550, 44170, 61250, 61838, 63100, 78875, 88340, 110425, 122500, 123676, 154595, 157750, 220850, 309190, 315500, 394375, 441700, 552125, 618380, 772975, 788750, 1104250, 1545950, 1577500, 2208500, 2760625, 3091900, 3864875, 5521250, 7729750, 11042500, 15459500, 19324375, 38648750, 77297500]

約数ペア:

[(1, 77297500), (2, 38648750), (4, 19324375), (5, 15459500), (7, 11042500), (10, 7729750), (14, 5521250), (20, 3864875), (25, 3091900), (28, 2760625), (35, 2208500), (49, 1577500), (50, 1545950), (70, 1104250), (98, 788750), (100, 772975), (125, 618380), (140, 552125), (175, 441700), (196, 394375), (245, 315500), (250, 309190), (350, 220850), (490, 157750), (500, 154595), (625, 123676), (631, 122500), (700, 110425), (875, 88340), (980, 78875), (1225, 63100), (1250, 61838), (1262, 61250), (1750, 44170), (2450, 31550), (2500, 30919), (2524, 30625), (3155, 24500), (3500, 22085), (4375, 17668), (4417, 17500), (4900, 15775), (6125, 12620), (6310, 12250), (8750, 8834)]