13230880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6361}}^1$

素因数の和:6389

約数の個数: 48

約数和(自身を含む): 33667704

約数和(自身を除く): 20436824

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, 6361, 12722, 25444, 31805, 50888, 63610, 82693, 101776, 127220, 165386, 203552, 254440, 330772, 413465, 508880, 661544, 826930, 1017760, 1323088, 1653860, 2646176, 3307720, 6615440, 13230880]

約数ペア:

[(1, 13230880), (2, 6615440), (4, 3307720), (5, 2646176), (8, 1653860), (10, 1323088), (13, 1017760), (16, 826930), (20, 661544), (26, 508880), (32, 413465), (40, 330772), (52, 254440), (65, 203552), (80, 165386), (104, 127220), (130, 101776), (160, 82693), (208, 63610), (260, 50888), (416, 31805), (520, 25444), (1040, 12722), (2080, 6361)]