64201684

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:472

約数の個数: 36

約数和(自身を含む): 119726964

約数和(自身を除く): 55525280

約数列:

[1, 2, 4, 19, 38, 76, 173, 257, 346, 361, 514, 692, 722, 1028, 1444, 3287, 4883, 6574, 9766, 13148, 19532, 44461, 62453, 88922, 92777, 124906, 177844, 185554, 249812, 371108, 844759, 1689518, 3379036, 16050421, 32100842, 64201684]

約数ペア:

[(1, 64201684), (2, 32100842), (4, 16050421), (19, 3379036), (38, 1689518), (76, 844759), (173, 371108), (257, 249812), (346, 185554), (361, 177844), (514, 124906), (692, 92777), (722, 88922), (1028, 62453), (1444, 44461), (3287, 19532), (4883, 13148), (6574, 9766)]