78563792

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:555

約数の個数: 40

約数和(自身を含む): 155156736

約数和(自身を除く): 76592944

約数列:

[1, 2, 4, 8, 16, 97, 194, 223, 227, 388, 446, 454, 776, 892, 908, 1552, 1784, 1816, 3568, 3632, 21631, 22019, 43262, 44038, 50621, 86524, 88076, 101242, 173048, 176152, 202484, 346096, 352304, 404968, 809936, 4910237, 9820474, 19640948, 39281896, 78563792]

約数ペア:

[(1, 78563792), (2, 39281896), (4, 19640948), (8, 9820474), (16, 4910237), (97, 809936), (194, 404968), (223, 352304), (227, 346096), (388, 202484), (446, 176152), (454, 173048), (776, 101242), (892, 88076), (908, 86524), (1552, 50621), (1784, 44038), (1816, 43262), (3568, 22019), (3632, 21631)]