51895980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1259}}^1$

素因数の和:1503

約数の個数: 72

約数和(自身を含む): 158230800

約数和(自身を除く): 106334820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 916, 1145, 1259, 1374, 2061, 2290, 2518, 2748, 3435, 3777, 4122, 4580, 5036, 6295, 6870, 7554, 8244, 10305, 11331, 12590, 13740, 15108, 18885, 20610, 22662, 25180, 37770, 41220, 45324, 56655, 75540, 113310, 226620, 288311, 576622, 864933, 1153244, 1441555, 1729866, 2594799, 2883110, 3459732, 4324665, 5189598, 5766220, 8649330, 10379196, 12973995, 17298660, 25947990, 51895980]

約数ペア:

[(1, 51895980), (2, 25947990), (3, 17298660), (4, 12973995), (5, 10379196), (6, 8649330), (9, 5766220), (10, 5189598), (12, 4324665), (15, 3459732), (18, 2883110), (20, 2594799), (30, 1729866), (36, 1441555), (45, 1153244), (60, 864933), (90, 576622), (180, 288311), (229, 226620), (458, 113310), (687, 75540), (916, 56655), (1145, 45324), (1259, 41220), (1374, 37770), (2061, 25180), (2290, 22662), (2518, 20610), (2748, 18885), (3435, 15108), (3777, 13740), (4122, 12590), (4580, 11331), (5036, 10305), (6295, 8244), (6870, 7554)]