64238272

素因数分解:

$2^6\times 7^1\times {\mathrm{223}}^1\times {\mathrm{643}}^1$

素因数の和:885

約数の個数: 56

約数和(自身を含む): 146564096

約数和(自身を除く): 82325824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 223, 224, 446, 448, 643, 892, 1286, 1561, 1784, 2572, 3122, 3568, 4501, 5144, 6244, 7136, 9002, 10288, 12488, 14272, 18004, 20576, 24976, 36008, 41152, 49952, 72016, 99904, 143389, 144032, 286778, 288064, 573556, 1003723, 1147112, 2007446, 2294224, 4014892, 4588448, 8029784, 9176896, 16059568, 32119136, 64238272]

約数ペア:

[(1, 64238272), (2, 32119136), (4, 16059568), (7, 9176896), (8, 8029784), (14, 4588448), (16, 4014892), (28, 2294224), (32, 2007446), (56, 1147112), (64, 1003723), (112, 573556), (223, 288064), (224, 286778), (446, 144032), (448, 143389), (643, 99904), (892, 72016), (1286, 49952), (1561, 41152), (1784, 36008), (2572, 24976), (3122, 20576), (3568, 18004), (4501, 14272), (5144, 12488), (6244, 10288), (7136, 9002)]