26841880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1259}}^1$

素因数の和:1324

約数の個数: 64

約数和(自身を含む): 66679200

約数和(自身を除く): 39837320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1259, 1640, 2132, 2518, 2665, 4264, 5036, 5330, 6295, 10072, 10660, 12590, 16367, 21320, 25180, 32734, 50360, 51619, 65468, 81835, 103238, 130936, 163670, 206476, 258095, 327340, 412952, 516190, 654680, 671047, 1032380, 1342094, 2064760, 2684188, 3355235, 5368376, 6710470, 13420940, 26841880]

約数ペア:

[(1, 26841880), (2, 13420940), (4, 6710470), (5, 5368376), (8, 3355235), (10, 2684188), (13, 2064760), (20, 1342094), (26, 1032380), (40, 671047), (41, 654680), (52, 516190), (65, 412952), (82, 327340), (104, 258095), (130, 206476), (164, 163670), (205, 130936), (260, 103238), (328, 81835), (410, 65468), (520, 51619), (533, 50360), (820, 32734), (1066, 25180), (1259, 21320), (1640, 16367), (2132, 12590), (2518, 10660), (2665, 10072), (4264, 6295), (5036, 5330)]