28225792

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:871

約数の個数: 72

約数和(自身を含む): 67860800

約数和(自身を除く): 39635008

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 829, 896, 1064, 1216, 1658, 1792, 2128, 2432, 3316, 4256, 4864, 5803, 6632, 8512, 11606, 13264, 15751, 17024, 23212, 26528, 31502, 34048, 46424, 53056, 63004, 92848, 106112, 110257, 126008, 185696, 212224, 220514, 252016, 371392, 441028, 504032, 742784, 882056, 1008064, 1485568, 1764112, 2016128, 3528224, 4032256, 7056448, 14112896, 28225792]

約数ペア:

[(1, 28225792), (2, 14112896), (4, 7056448), (7, 4032256), (8, 3528224), (14, 2016128), (16, 1764112), (19, 1485568), (28, 1008064), (32, 882056), (38, 742784), (56, 504032), (64, 441028), (76, 371392), (112, 252016), (128, 220514), (133, 212224), (152, 185696), (224, 126008), (256, 110257), (266, 106112), (304, 92848), (448, 63004), (532, 53056), (608, 46424), (829, 34048), (896, 31502), (1064, 26528), (1216, 23212), (1658, 17024), (1792, 15751), (2128, 13264), (2432, 11606), (3316, 8512), (4256, 6632), (4864, 5803)]