71890448

素因数分解:

$2^4\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1951}}^1$

素因数の和:2020

約数の個数: 60

約数和(自身を含む): 165560832

約数和(自身を除く): 93670384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 49, 56, 94, 98, 112, 188, 196, 329, 376, 392, 658, 752, 784, 1316, 1951, 2303, 2632, 3902, 4606, 5264, 7804, 9212, 13657, 15608, 18424, 27314, 31216, 36848, 54628, 91697, 95599, 109256, 183394, 191198, 218512, 366788, 382396, 641879, 733576, 764792, 1283758, 1467152, 1529584, 2567516, 4493153, 5135032, 8986306, 10270064, 17972612, 35945224, 71890448]

約数ペア:

[(1, 71890448), (2, 35945224), (4, 17972612), (7, 10270064), (8, 8986306), (14, 5135032), (16, 4493153), (28, 2567516), (47, 1529584), (49, 1467152), (56, 1283758), (94, 764792), (98, 733576), (112, 641879), (188, 382396), (196, 366788), (329, 218512), (376, 191198), (392, 183394), (658, 109256), (752, 95599), (784, 91697), (1316, 54628), (1951, 36848), (2303, 31216), (2632, 27314), (3902, 18424), (4606, 15608), (5264, 13657), (7804, 9212)]