259686752

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1549}}^1$

素因数の和:1616

約数の個数: 72

約数和(自身を含む): 571838400

約数和(自身を除く): 312151648

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, 1352, 1549, 1612, 2704, 3098, 3224, 5239, 5408, 6196, 6448, 10478, 12392, 12896, 20137, 20956, 24784, 40274, 41912, 48019, 49568, 80548, 83824, 96038, 161096, 167648, 192076, 261781, 322192, 384152, 523562, 624247, 644384, 768304, 1047124, 1248494, 1536608, 2094248, 2496988, 4188496, 4993976, 8115211, 8376992, 9987952, 16230422, 19975904, 32460844, 64921688, 129843376, 259686752]

約数ペア:

[(1, 259686752), (2, 129843376), (4, 64921688), (8, 32460844), (13, 19975904), (16, 16230422), (26, 9987952), (31, 8376992), (32, 8115211), (52, 4993976), (62, 4188496), (104, 2496988), (124, 2094248), (169, 1536608), (208, 1248494), (248, 1047124), (338, 768304), (403, 644384), (416, 624247), (496, 523562), (676, 384152), (806, 322192), (992, 261781), (1352, 192076), (1549, 167648), (1612, 161096), (2704, 96038), (3098, 83824), (3224, 80548), (5239, 49568), (5408, 48019), (6196, 41912), (6448, 40274), (10478, 24784), (12392, 20956), (12896, 20137)]