72741725

素因数分解:

$5^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 111600000

約数和(自身を除く): 38858275

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 343, 425, 499, 595, 833, 1225, 1715, 2495, 2975, 3493, 4165, 5831, 8483, 8575, 12475, 17465, 20825, 24451, 29155, 42415, 59381, 87325, 122255, 145775, 171157, 212075, 296905, 415667, 611275, 855785, 1484525, 2078335, 2909669, 4278925, 10391675, 14548345, 72741725]

約数ペア:

[(1, 72741725), (5, 14548345), (7, 10391675), (17, 4278925), (25, 2909669), (35, 2078335), (49, 1484525), (85, 855785), (119, 611275), (175, 415667), (245, 296905), (343, 212075), (425, 171157), (499, 145775), (595, 122255), (833, 87325), (1225, 59381), (1715, 42415), (2495, 29155), (2975, 24451), (3493, 20825), (4165, 17465), (5831, 12475), (8483, 8575)]