2640372176

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{2423}}^1$

素因数の和:2501

約数の個数: 80

約数和(自身を含む): 5722967040

約数和(自身を除く): 3082594864

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 169, 208, 248, 338, 403, 496, 676, 806, 1352, 1612, 2197, 2423, 2704, 3224, 4394, 4846, 5239, 6448, 8788, 9692, 10478, 17576, 19384, 20956, 31499, 35152, 38768, 41912, 62998, 68107, 75113, 83824, 125996, 136214, 150226, 251992, 272428, 300452, 409487, 503984, 544856, 600904, 818974, 976469, 1089712, 1201808, 1637948, 1952938, 3275896, 3905876, 5323331, 6551792, 7811752, 10646662, 12694097, 15623504, 21293324, 25388194, 42586648, 50776388, 85173296, 101552776, 165023261, 203105552, 330046522, 660093044, 1320186088, 2640372176]

約数ペア:

[(1, 2640372176), (2, 1320186088), (4, 660093044), (8, 330046522), (13, 203105552), (16, 165023261), (26, 101552776), (31, 85173296), (52, 50776388), (62, 42586648), (104, 25388194), (124, 21293324), (169, 15623504), (208, 12694097), (248, 10646662), (338, 7811752), (403, 6551792), (496, 5323331), (676, 3905876), (806, 3275896), (1352, 1952938), (1612, 1637948), (2197, 1201808), (2423, 1089712), (2704, 976469), (3224, 818974), (4394, 600904), (4846, 544856), (5239, 503984), (6448, 409487), (8788, 300452), (9692, 272428), (10478, 251992), (17576, 150226), (19384, 136214), (20956, 125996), (31499, 83824), (35152, 75113), (38768, 68107), (41912, 62998)]