72643792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4919}}^1$

素因数の和:5011

約数の個数: 40

約数和(自身を含む): 153740160

約数和(自身を除く): 81096368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 923, 1136, 1846, 3692, 4919, 7384, 9838, 14768, 19676, 39352, 63947, 78704, 127894, 255788, 349249, 511576, 698498, 1023152, 1396996, 2793992, 4540237, 5587984, 9080474, 18160948, 36321896, 72643792]

約数ペア:

[(1, 72643792), (2, 36321896), (4, 18160948), (8, 9080474), (13, 5587984), (16, 4540237), (26, 2793992), (52, 1396996), (71, 1023152), (104, 698498), (142, 511576), (208, 349249), (284, 255788), (568, 127894), (923, 78704), (1136, 63947), (1846, 39352), (3692, 19676), (4919, 14768), (7384, 9838)]