31106560

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:471

約数の個数: 80

約数和(自身を含む): 77338800

約数和(自身を除く): 46232240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 419, 464, 512, 580, 640, 838, 928, 1160, 1280, 1676, 1856, 2095, 2320, 2560, 3352, 3712, 4190, 4640, 6704, 7424, 8380, 9280, 12151, 13408, 14848, 16760, 18560, 24302, 26816, 33520, 37120, 48604, 53632, 60755, 67040, 74240, 97208, 107264, 121510, 134080, 194416, 214528, 243020, 268160, 388832, 486040, 536320, 777664, 972080, 1072640, 1555328, 1944160, 3110656, 3888320, 6221312, 7776640, 15553280, 31106560]

約数ペア:

[(1, 31106560), (2, 15553280), (4, 7776640), (5, 6221312), (8, 3888320), (10, 3110656), (16, 1944160), (20, 1555328), (29, 1072640), (32, 972080), (40, 777664), (58, 536320), (64, 486040), (80, 388832), (116, 268160), (128, 243020), (145, 214528), (160, 194416), (232, 134080), (256, 121510), (290, 107264), (320, 97208), (419, 74240), (464, 67040), (512, 60755), (580, 53632), (640, 48604), (838, 37120), (928, 33520), (1160, 26816), (1280, 24302), (1676, 18560), (1856, 16760), (2095, 14848), (2320, 13408), (2560, 12151), (3352, 9280), (3712, 8380), (4190, 7424), (4640, 6704)]