208025265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1289}}^1$

素因数の和:1386

約数の個数: 64

約数和(自身を含む): 401241600

約数和(自身を除く): 193216335

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 53, 87, 105, 145, 159, 203, 265, 371, 435, 609, 795, 1015, 1113, 1289, 1537, 1855, 3045, 3867, 4611, 5565, 6445, 7685, 9023, 10759, 19335, 23055, 27069, 32277, 37381, 45115, 53795, 68317, 112143, 135345, 161385, 186905, 204951, 261667, 341585, 478219, 560715, 785001, 1024755, 1308335, 1434657, 1981193, 2391095, 3925005, 5943579, 7173285, 9905965, 13868351, 29717895, 41605053, 69341755, 208025265]

約数ペア:

[(1, 208025265), (3, 69341755), (5, 41605053), (7, 29717895), (15, 13868351), (21, 9905965), (29, 7173285), (35, 5943579), (53, 3925005), (87, 2391095), (105, 1981193), (145, 1434657), (159, 1308335), (203, 1024755), (265, 785001), (371, 560715), (435, 478219), (609, 341585), (795, 261667), (1015, 204951), (1113, 186905), (1289, 161385), (1537, 135345), (1855, 112143), (3045, 68317), (3867, 53795), (4611, 45115), (5565, 37381), (6445, 32277), (7685, 27069), (9023, 23055), (10759, 19335)]