64491904

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{16253}}^1$

素因数の和:16298

約数の個数: 32

約数和(自身を含む): 132632640

約数和(自身を除く): 68140736

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 16253, 32506, 65012, 130024, 260048, 503843, 520096, 1007686, 1040192, 2015372, 2080384, 4030744, 8061488, 16122976, 32245952, 64491904]

約数ペア:

[(1, 64491904), (2, 32245952), (4, 16122976), (8, 8061488), (16, 4030744), (31, 2080384), (32, 2015372), (62, 1040192), (64, 1007686), (124, 520096), (128, 503843), (248, 260048), (496, 130024), (992, 65012), (1984, 32506), (3968, 16253)]