90625402

素因数分解:

$2^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 177120000

約数和(自身を除く): 86494598

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 49, 98, 119, 133, 238, 266, 323, 343, 409, 646, 686, 818, 833, 931, 1666, 1862, 2261, 2863, 4522, 5726, 5831, 6517, 6953, 7771, 11662, 13034, 13906, 15542, 15827, 20041, 31654, 40082, 48671, 54397, 97342, 108794, 110789, 132107, 140287, 221578, 264214, 280574, 340697, 380779, 681394, 761558, 924749, 1849498, 2384879, 2665453, 4769758, 5330906, 6473243, 12946486, 45312701, 90625402]

約数ペア:

[(1, 90625402), (2, 45312701), (7, 12946486), (14, 6473243), (17, 5330906), (19, 4769758), (34, 2665453), (38, 2384879), (49, 1849498), (98, 924749), (119, 761558), (133, 681394), (238, 380779), (266, 340697), (323, 280574), (343, 264214), (409, 221578), (646, 140287), (686, 132107), (818, 110789), (833, 108794), (931, 97342), (1666, 54397), (1862, 48671), (2261, 40082), (2863, 31654), (4522, 20041), (5726, 15827), (5831, 15542), (6517, 13906), (6953, 13034), (7771, 11662)]