205721672

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{2579}}^1$

素因数の和:2670

約数の個数: 48

約数和(自身を含む): 424926000

約数和(自身を除く): 219204328

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 169, 236, 338, 472, 676, 767, 1352, 1534, 2579, 3068, 5158, 6136, 9971, 10316, 19942, 20632, 33527, 39884, 67054, 79768, 134108, 152161, 268216, 304322, 435851, 608644, 871702, 1217288, 1743404, 1978093, 3486808, 3956186, 7912372, 15824744, 25715209, 51430418, 102860836, 205721672]

約数ペア:

[(1, 205721672), (2, 102860836), (4, 51430418), (8, 25715209), (13, 15824744), (26, 7912372), (52, 3956186), (59, 3486808), (104, 1978093), (118, 1743404), (169, 1217288), (236, 871702), (338, 608644), (472, 435851), (676, 304322), (767, 268216), (1352, 152161), (1534, 134108), (2579, 79768), (3068, 67054), (5158, 39884), (6136, 33527), (9971, 20632), (10316, 19942)]