71867075

素因数分解:

$5^2\times 7^3\times {\mathrm{17}}^2\times {\mathrm{29}}^1$

素因数の和:94

約数の個数: 72

約数和(自身を含む): 114204000

約数和(自身を除く): 42336925

約数列:

[1, 5, 7, 17, 25, 29, 35, 49, 85, 119, 145, 175, 203, 245, 289, 343, 425, 493, 595, 725, 833, 1015, 1225, 1421, 1445, 1715, 2023, 2465, 2975, 3451, 4165, 5075, 5831, 7105, 7225, 8381, 8575, 9947, 10115, 12325, 14161, 17255, 20825, 24157, 29155, 35525, 41905, 49735, 50575, 58667, 70805, 86275, 99127, 120785, 145775, 169099, 209525, 248675, 293335, 354025, 410669, 495635, 603925, 845495, 1466675, 2053345, 2478175, 2874683, 4227475, 10266725, 14373415, 71867075]

約数ペア:

[(1, 71867075), (5, 14373415), (7, 10266725), (17, 4227475), (25, 2874683), (29, 2478175), (35, 2053345), (49, 1466675), (85, 845495), (119, 603925), (145, 495635), (175, 410669), (203, 354025), (245, 293335), (289, 248675), (343, 209525), (425, 169099), (493, 145775), (595, 120785), (725, 99127), (833, 86275), (1015, 70805), (1225, 58667), (1421, 50575), (1445, 49735), (1715, 41905), (2023, 35525), (2465, 29155), (2975, 24157), (3451, 20825), (4165, 17255), (5075, 14161), (5831, 12325), (7105, 10115), (7225, 9947), (8381, 8575)]