25284688

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 59121216

約数和(自身を除く): 33836528

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 43, 44, 52, 86, 88, 104, 143, 172, 176, 208, 257, 286, 344, 473, 514, 559, 572, 688, 946, 1028, 1118, 1144, 1892, 2056, 2236, 2288, 2827, 3341, 3784, 4112, 4472, 5654, 6149, 6682, 7568, 8944, 11051, 11308, 12298, 13364, 22102, 22616, 24596, 26728, 36751, 44204, 45232, 49192, 53456, 73502, 88408, 98384, 121561, 143663, 147004, 176816, 243122, 287326, 294008, 486244, 574652, 588016, 972488, 1149304, 1580293, 1944976, 2298608, 3160586, 6321172, 12642344, 25284688]

約数ペア:

[(1, 25284688), (2, 12642344), (4, 6321172), (8, 3160586), (11, 2298608), (13, 1944976), (16, 1580293), (22, 1149304), (26, 972488), (43, 588016), (44, 574652), (52, 486244), (86, 294008), (88, 287326), (104, 243122), (143, 176816), (172, 147004), (176, 143663), (208, 121561), (257, 98384), (286, 88408), (344, 73502), (473, 53456), (514, 49192), (559, 45232), (572, 44204), (688, 36751), (946, 26728), (1028, 24596), (1118, 22616), (1144, 22102), (1892, 13364), (2056, 12298), (2236, 11308), (2288, 11051), (2827, 8944), (3341, 7568), (3784, 6682), (4112, 6149), (4472, 5654)]