400768

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:146

約数の個数: 32

約数和(自身を含む): 832320

約数和(自身を除く): 431552

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 101, 124, 128, 202, 248, 404, 496, 808, 992, 1616, 1984, 3131, 3232, 3968, 6262, 6464, 12524, 12928, 25048, 50096, 100192, 200384, 400768]

約数ペア:

[(1, 400768), (2, 200384), (4, 100192), (8, 50096), (16, 25048), (31, 12928), (32, 12524), (62, 6464), (64, 6262), (101, 3968), (124, 3232), (128, 3131), (202, 1984), (248, 1616), (404, 992), (496, 808)]