509969344

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{641}}^1$

素因数の和:1085

約数の個数: 56

約数和(自身を含む): 1048853376

約数和(自身を除く): 538884032

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 401, 496, 641, 802, 992, 1282, 1604, 1984, 2564, 3208, 5128, 6416, 10256, 12431, 12832, 19871, 20512, 24862, 25664, 39742, 41024, 49724, 79484, 99448, 158968, 198896, 257041, 317936, 397792, 514082, 635872, 795584, 1028164, 1271744, 2056328, 4112656, 7968271, 8225312, 15936542, 16450624, 31873084, 63746168, 127492336, 254984672, 509969344]

約数ペア:

[(1, 509969344), (2, 254984672), (4, 127492336), (8, 63746168), (16, 31873084), (31, 16450624), (32, 15936542), (62, 8225312), (64, 7968271), (124, 4112656), (248, 2056328), (401, 1271744), (496, 1028164), (641, 795584), (802, 635872), (992, 514082), (1282, 397792), (1604, 317936), (1984, 257041), (2564, 198896), (3208, 158968), (5128, 99448), (6416, 79484), (10256, 49724), (12431, 41024), (12832, 39742), (19871, 25664), (20512, 24862)]