67915510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 141523200

約数和(自身を除く): 73607690

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 79, 85, 130, 158, 170, 221, 389, 395, 442, 778, 790, 1027, 1105, 1343, 1945, 2054, 2210, 2686, 3890, 5057, 5135, 6613, 6715, 10114, 10270, 13226, 13430, 17459, 25285, 30731, 33065, 34918, 50570, 61462, 66130, 85969, 87295, 153655, 171938, 174590, 307310, 399503, 429845, 522427, 799006, 859690, 1044854, 1997515, 2612135, 3995030, 5224270, 6791551, 13583102, 33957755, 67915510]

約数ペア:

[(1, 67915510), (2, 33957755), (5, 13583102), (10, 6791551), (13, 5224270), (17, 3995030), (26, 2612135), (34, 1997515), (65, 1044854), (79, 859690), (85, 799006), (130, 522427), (158, 429845), (170, 399503), (221, 307310), (389, 174590), (395, 171938), (442, 153655), (778, 87295), (790, 85969), (1027, 66130), (1105, 61462), (1343, 50570), (1945, 34918), (2054, 33065), (2210, 30731), (2686, 25285), (3890, 17459), (5057, 13430), (5135, 13226), (6613, 10270), (6715, 10114)]