72540208

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:366

約数の個数: 60

約数和(自身を含む): 154078680

約数和(自身を除く): 81538472

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 169, 193, 208, 278, 338, 386, 556, 676, 772, 1112, 1352, 1544, 1807, 2224, 2509, 2704, 3088, 3614, 5018, 7228, 10036, 14456, 20072, 23491, 26827, 28912, 32617, 40144, 46982, 53654, 65234, 93964, 107308, 130468, 187928, 214616, 260936, 348751, 375856, 429232, 521872, 697502, 1395004, 2790008, 4533763, 5580016, 9067526, 18135052, 36270104, 72540208]

約数ペア:

[(1, 72540208), (2, 36270104), (4, 18135052), (8, 9067526), (13, 5580016), (16, 4533763), (26, 2790008), (52, 1395004), (104, 697502), (139, 521872), (169, 429232), (193, 375856), (208, 348751), (278, 260936), (338, 214616), (386, 187928), (556, 130468), (676, 107308), (772, 93964), (1112, 65234), (1352, 53654), (1544, 46982), (1807, 40144), (2224, 32617), (2509, 28912), (2704, 26827), (3088, 23491), (3614, 20072), (5018, 14456), (7228, 10036)]