72161488

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 168917760

約数和(自身を除く): 96756272

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 109, 112, 161, 184, 218, 257, 322, 368, 436, 514, 644, 763, 872, 1028, 1288, 1526, 1744, 1799, 2056, 2507, 2576, 3052, 3598, 4112, 5014, 5911, 6104, 7196, 10028, 11822, 12208, 14392, 17549, 20056, 23644, 28013, 28784, 35098, 40112, 41377, 47288, 56026, 70196, 82754, 94576, 112052, 140392, 165508, 196091, 224104, 280784, 331016, 392182, 448208, 644299, 662032, 784364, 1288598, 1568728, 2577196, 3137456, 4510093, 5154392, 9020186, 10308784, 18040372, 36080744, 72161488]

約数ペア:

[(1, 72161488), (2, 36080744), (4, 18040372), (7, 10308784), (8, 9020186), (14, 5154392), (16, 4510093), (23, 3137456), (28, 2577196), (46, 1568728), (56, 1288598), (92, 784364), (109, 662032), (112, 644299), (161, 448208), (184, 392182), (218, 331016), (257, 280784), (322, 224104), (368, 196091), (436, 165508), (514, 140392), (644, 112052), (763, 94576), (872, 82754), (1028, 70196), (1288, 56026), (1526, 47288), (1744, 41377), (1799, 40112), (2056, 35098), (2507, 28784), (2576, 28013), (3052, 23644), (3598, 20056), (4112, 17549), (5014, 14392), (5911, 12208), (6104, 11822), (7196, 10028)]