207380576

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1237}}^1$

素因数の和:1304

約数の個数: 72

約数和(自身を含む): 456732864

約数和(自身を除く): 249352288

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 169, 208, 248, 338, 403, 416, 496, 676, 806, 992, 1237, 1352, 1612, 2474, 2704, 3224, 4948, 5239, 5408, 6448, 9896, 10478, 12896, 16081, 19792, 20956, 32162, 38347, 39584, 41912, 64324, 76694, 83824, 128648, 153388, 167648, 209053, 257296, 306776, 418106, 498511, 514592, 613552, 836212, 997022, 1227104, 1672424, 1994044, 3344848, 3988088, 6480643, 6689696, 7976176, 12961286, 15952352, 25922572, 51845144, 103690288, 207380576]

約数ペア:

[(1, 207380576), (2, 103690288), (4, 51845144), (8, 25922572), (13, 15952352), (16, 12961286), (26, 7976176), (31, 6689696), (32, 6480643), (52, 3988088), (62, 3344848), (104, 1994044), (124, 1672424), (169, 1227104), (208, 997022), (248, 836212), (338, 613552), (403, 514592), (416, 498511), (496, 418106), (676, 306776), (806, 257296), (992, 209053), (1237, 167648), (1352, 153388), (1612, 128648), (2474, 83824), (2704, 76694), (3224, 64324), (4948, 41912), (5239, 39584), (5408, 38347), (6448, 32162), (9896, 20956), (10478, 19792), (12896, 16081)]