131634880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31643}}^1$

素因数の和:31673

約数の個数: 56

約数和(自身を含む): 337578192

約数和(自身を除く): 205943312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 31643, 63286, 126572, 158215, 253144, 316430, 411359, 506288, 632860, 822718, 1012576, 1265720, 1645436, 2025152, 2056795, 2531440, 3290872, 4113590, 5062880, 6581744, 8227180, 10125760, 13163488, 16454360, 26326976, 32908720, 65817440, 131634880]

約数ペア:

[(1, 131634880), (2, 65817440), (4, 32908720), (5, 26326976), (8, 16454360), (10, 13163488), (13, 10125760), (16, 8227180), (20, 6581744), (26, 5062880), (32, 4113590), (40, 3290872), (52, 2531440), (64, 2056795), (65, 2025152), (80, 1645436), (104, 1265720), (130, 1012576), (160, 822718), (208, 632860), (260, 506288), (320, 411359), (416, 316430), (520, 253144), (832, 158215), (1040, 126572), (2080, 63286), (4160, 31643)]