51645728

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{683}}^1$

素因数の和:849

約数の個数: 48

約数和(自身を含む): 108591840

約数和(自身を除く): 56946112

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 139, 272, 278, 544, 556, 683, 1112, 1366, 2224, 2363, 2732, 4448, 4726, 5464, 9452, 10928, 11611, 18904, 21856, 23222, 37808, 46444, 75616, 92888, 94937, 185776, 189874, 371552, 379748, 759496, 1518992, 1613929, 3037984, 3227858, 6455716, 12911432, 25822864, 51645728]

約数ペア:

[(1, 51645728), (2, 25822864), (4, 12911432), (8, 6455716), (16, 3227858), (17, 3037984), (32, 1613929), (34, 1518992), (68, 759496), (136, 379748), (139, 371552), (272, 189874), (278, 185776), (544, 94937), (556, 92888), (683, 75616), (1112, 46444), (1366, 37808), (2224, 23222), (2363, 21856), (2732, 18904), (4448, 11611), (4726, 10928), (5464, 9452)]