164616448

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{20743}}^1$

素因数の和:20790

約数の個数: 36

約数和(自身を含む): 339205888

約数和(自身を除く): 174589440

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 20743, 41486, 82972, 165944, 331888, 643033, 663776, 1286066, 1327552, 2572132, 2655104, 5144264, 5310208, 10288528, 20577056, 41154112, 82308224, 164616448]

約数ペア:

[(1, 164616448), (2, 82308224), (4, 41154112), (8, 20577056), (16, 10288528), (31, 5310208), (32, 5144264), (62, 2655104), (64, 2572132), (124, 1327552), (128, 1286066), (248, 663776), (256, 643033), (496, 331888), (992, 165944), (1984, 82972), (3968, 41486), (7936, 20743)]