200390986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 345254400

約数和(自身を除く): 144863414

約数列:

[1, 2, 19, 29, 38, 47, 53, 58, 73, 94, 106, 146, 551, 893, 1007, 1102, 1363, 1387, 1537, 1786, 2014, 2117, 2491, 2726, 2774, 3074, 3431, 3869, 4234, 4982, 6862, 7738, 25897, 29203, 40223, 47329, 51794, 58406, 65189, 72239, 73511, 80446, 94658, 99499, 112201, 130378, 144478, 147022, 181843, 198998, 224402, 363686, 1372541, 1890481, 2131819, 2745082, 3455017, 3780962, 4263638, 5273447, 6910034, 10546894, 100195493, 200390986]

約数ペア:

[(1, 200390986), (2, 100195493), (19, 10546894), (29, 6910034), (38, 5273447), (47, 4263638), (53, 3780962), (58, 3455017), (73, 2745082), (94, 2131819), (106, 1890481), (146, 1372541), (551, 363686), (893, 224402), (1007, 198998), (1102, 181843), (1363, 147022), (1387, 144478), (1537, 130378), (1786, 112201), (2014, 99499), (2117, 94658), (2491, 80446), (2726, 73511), (2774, 72239), (3074, 65189), (3431, 58406), (3869, 51794), (4234, 47329), (4982, 40223), (6862, 29203), (7738, 25897)]