157020832

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:641

約数の個数: 48

約数和(自身を含む): 316432872

約数和(自身を除く): 159412040

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 257, 313, 488, 514, 626, 976, 1028, 1252, 1952, 2056, 2504, 4112, 5008, 8224, 10016, 15677, 19093, 31354, 38186, 62708, 76372, 80441, 125416, 152744, 160882, 250832, 305488, 321764, 501664, 610976, 643528, 1287056, 2574112, 4906901, 9813802, 19627604, 39255208, 78510416, 157020832]

約数ペア:

[(1, 157020832), (2, 78510416), (4, 39255208), (8, 19627604), (16, 9813802), (32, 4906901), (61, 2574112), (122, 1287056), (244, 643528), (257, 610976), (313, 501664), (488, 321764), (514, 305488), (626, 250832), (976, 160882), (1028, 152744), (1252, 125416), (1952, 80441), (2056, 76372), (2504, 62708), (4112, 38186), (5008, 31354), (8224, 19093), (10016, 15677)]