13126880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6311}}^1$

素因数の和:6339

約数の個数: 48

約数和(自身を含む): 33403104

約数和(自身を除く): 20276224

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 6311, 12622, 25244, 31555, 50488, 63110, 82043, 100976, 126220, 164086, 201952, 252440, 328172, 410215, 504880, 656344, 820430, 1009760, 1312688, 1640860, 2625376, 3281720, 6563440, 13126880]

約数ペア:

[(1, 13126880), (2, 6563440), (4, 3281720), (5, 2625376), (8, 1640860), (10, 1312688), (13, 1009760), (16, 820430), (20, 656344), (26, 504880), (32, 410215), (40, 328172), (52, 252440), (65, 201952), (80, 164086), (104, 126220), (130, 100976), (160, 82043), (208, 63110), (260, 50488), (416, 31555), (520, 25244), (1040, 12622), (2080, 6311)]