676995568

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{2699}}^1$

素因数の和:3025

約数の個数: 40

約数和(自身を含む): 1338865200

約数和(自身を除く): 661869632

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 257, 488, 514, 976, 1028, 2056, 2699, 4112, 5398, 10796, 15677, 21592, 31354, 43184, 62708, 125416, 164639, 250832, 329278, 658556, 693643, 1317112, 1387286, 2634224, 2774572, 5549144, 11098288, 42312223, 84624446, 169248892, 338497784, 676995568]

約数ペア:

[(1, 676995568), (2, 338497784), (4, 169248892), (8, 84624446), (16, 42312223), (61, 11098288), (122, 5549144), (244, 2774572), (257, 2634224), (488, 1387286), (514, 1317112), (976, 693643), (1028, 658556), (2056, 329278), (2699, 250832), (4112, 164639), (5398, 125416), (10796, 62708), (15677, 43184), (21592, 31354)]