256768

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:92

約数の個数: 36

約数和(自身を含む): 551880

約数和(自身を除く): 295112

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 59, 64, 68, 118, 128, 136, 236, 256, 272, 472, 544, 944, 1003, 1088, 1888, 2006, 2176, 3776, 4012, 4352, 7552, 8024, 15104, 16048, 32096, 64192, 128384, 256768]

約数ペア:

[(1, 256768), (2, 128384), (4, 64192), (8, 32096), (16, 16048), (17, 15104), (32, 8024), (34, 7552), (59, 4352), (64, 4012), (68, 3776), (118, 2176), (128, 2006), (136, 1888), (236, 1088), (256, 1003), (272, 944), (472, 544)]