65996144

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{67619}}^1$

素因数の和:67688

約数の個数: 20

約数和(自身を含む): 129965640

約数和(自身を除く): 63969496

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 67619, 135238, 270476, 540952, 1081904, 4124759, 8249518, 16499036, 32998072, 65996144]

約数ペア:

[(1, 65996144), (2, 32998072), (4, 16499036), (8, 8249518), (16, 4124759), (61, 1081904), (122, 540952), (244, 270476), (488, 135238), (976, 67619)]