20211059155

素因数分解:

$5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{6491}}^1$

素因数の和:6760

約数の個数: 48

約数和(自身を含む): 28774621440

約数和(自身を除く): 8563562285

約数列:

[1, 5, 7, 35, 49, 71, 179, 245, 355, 497, 895, 1253, 2485, 3479, 6265, 6491, 8771, 12709, 17395, 32455, 43855, 45437, 63545, 88963, 227185, 318059, 444815, 460861, 622741, 1161889, 1590295, 2304305, 3113705, 3226027, 5809445, 8133223, 16130135, 22582189, 40666115, 56932561, 82494119, 112910945, 284662805, 412470595, 577458833, 2887294165, 4042211831, 20211059155]

約数ペア:

[(1, 20211059155), (5, 4042211831), (7, 2887294165), (35, 577458833), (49, 412470595), (71, 284662805), (179, 112910945), (245, 82494119), (355, 56932561), (497, 40666115), (895, 22582189), (1253, 16130135), (2485, 8133223), (3479, 5809445), (6265, 3226027), (6491, 3113705), (8771, 2304305), (12709, 1590295), (17395, 1161889), (32455, 622741), (43855, 460861), (45437, 444815), (63545, 318059), (88963, 227185)]