90225128

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{51973}}^1$

素因数の和:52017

約数の個数: 32

約数和(自身を含む): 199580160

約数和(自身を除く): 109355032

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 51973, 103946, 207892, 363811, 415784, 727622, 1455244, 1611163, 2910488, 3222326, 6444652, 11278141, 12889304, 22556282, 45112564, 90225128]

約数ペア:

[(1, 90225128), (2, 45112564), (4, 22556282), (7, 12889304), (8, 11278141), (14, 6444652), (28, 3222326), (31, 2910488), (56, 1611163), (62, 1455244), (124, 727622), (217, 415784), (248, 363811), (434, 207892), (868, 103946), (1736, 51973)]