53164720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{683}}^1$

素因数の和:842

約数の個数: 80

約数和(自身を含む): 142490880

約数和(自身を除く): 89326160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 139, 140, 278, 280, 556, 560, 683, 695, 973, 1112, 1366, 1390, 1946, 2224, 2732, 2780, 3415, 3892, 4781, 4865, 5464, 5560, 6830, 7784, 9562, 9730, 10928, 11120, 13660, 15568, 19124, 19460, 23905, 27320, 38248, 38920, 47810, 54640, 76496, 77840, 94937, 95620, 189874, 191240, 379748, 382480, 474685, 664559, 759496, 949370, 1329118, 1518992, 1898740, 2658236, 3322795, 3797480, 5316472, 6645590, 7594960, 10632944, 13291180, 26582360, 53164720]

約数ペア:

[(1, 53164720), (2, 26582360), (4, 13291180), (5, 10632944), (7, 7594960), (8, 6645590), (10, 5316472), (14, 3797480), (16, 3322795), (20, 2658236), (28, 1898740), (35, 1518992), (40, 1329118), (56, 949370), (70, 759496), (80, 664559), (112, 474685), (139, 382480), (140, 379748), (278, 191240), (280, 189874), (556, 95620), (560, 94937), (683, 77840), (695, 76496), (973, 54640), (1112, 47810), (1366, 38920), (1390, 38248), (1946, 27320), (2224, 23905), (2732, 19460), (2780, 19124), (3415, 15568), (3892, 13660), (4781, 11120), (4865, 10928), (5464, 9730), (5560, 9562), (6830, 7784)]