25400680

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 59616000

約数和(自身を除く): 34215320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 59, 94, 118, 188, 229, 235, 236, 295, 376, 458, 470, 472, 590, 916, 940, 1145, 1180, 1832, 1880, 2290, 2360, 2773, 4580, 5546, 9160, 10763, 11092, 13511, 13865, 21526, 22184, 27022, 27730, 43052, 53815, 54044, 55460, 67555, 86104, 107630, 108088, 110920, 135110, 215260, 270220, 430520, 540440, 635017, 1270034, 2540068, 3175085, 5080136, 6350170, 12700340, 25400680]

約数ペア:

[(1, 25400680), (2, 12700340), (4, 6350170), (5, 5080136), (8, 3175085), (10, 2540068), (20, 1270034), (40, 635017), (47, 540440), (59, 430520), (94, 270220), (118, 215260), (188, 135110), (229, 110920), (235, 108088), (236, 107630), (295, 86104), (376, 67555), (458, 55460), (470, 54044), (472, 53815), (590, 43052), (916, 27730), (940, 27022), (1145, 22184), (1180, 21526), (1832, 13865), (1880, 13511), (2290, 11092), (2360, 10763), (2773, 9160), (4580, 5546)]