68576725

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 108776520

約数和(自身を除く): 40199795

約数列:

[1, 5, 7, 17, 25, 35, 37, 49, 85, 89, 119, 175, 185, 245, 259, 425, 445, 595, 623, 629, 833, 925, 1225, 1295, 1513, 1813, 2225, 2975, 3115, 3145, 3293, 4165, 4361, 4403, 6475, 7565, 9065, 10591, 15575, 15725, 16465, 20825, 21805, 22015, 23051, 30821, 37825, 45325, 52955, 55981, 74137, 82325, 109025, 110075, 115255, 154105, 161357, 264775, 279905, 370685, 391867, 576275, 770525, 806785, 1399525, 1853425, 1959335, 2743069, 4033925, 9796675, 13715345, 68576725]

約数ペア:

[(1, 68576725), (5, 13715345), (7, 9796675), (17, 4033925), (25, 2743069), (35, 1959335), (37, 1853425), (49, 1399525), (85, 806785), (89, 770525), (119, 576275), (175, 391867), (185, 370685), (245, 279905), (259, 264775), (425, 161357), (445, 154105), (595, 115255), (623, 110075), (629, 109025), (833, 82325), (925, 74137), (1225, 55981), (1295, 52955), (1513, 45325), (1813, 37825), (2225, 30821), (2975, 23051), (3115, 22015), (3145, 21805), (3293, 20825), (4165, 16465), (4361, 15725), (4403, 15575), (6475, 10591), (7565, 9065)]