142737140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78427}}^1$

素因数の和:78456

約数の個数: 48

約数和(自身を含む): 368925312

約数和(自身を除く): 226188172

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 78427, 156854, 313708, 392135, 548989, 784270, 1019551, 1097978, 1568540, 2039102, 2195956, 2744945, 4078204, 5097755, 5489890, 7136857, 10195510, 10979780, 14273714, 20391020, 28547428, 35684285, 71368570, 142737140]

約数ペア:

[(1, 142737140), (2, 71368570), (4, 35684285), (5, 28547428), (7, 20391020), (10, 14273714), (13, 10979780), (14, 10195510), (20, 7136857), (26, 5489890), (28, 5097755), (35, 4078204), (52, 2744945), (65, 2195956), (70, 2039102), (91, 1568540), (130, 1097978), (140, 1019551), (182, 784270), (260, 548989), (364, 392135), (455, 313708), (910, 156854), (1820, 78427)]