72488503892

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{255137}}^1$

素因数の和:255360

約数の個数: 48

約数和(自身を含む): 148020862080

約数和(自身を除く): 75532358188

約数列:

[1, 2, 4, 7, 14, 28, 73, 139, 146, 278, 292, 511, 556, 973, 1022, 1946, 2044, 3892, 10147, 20294, 40588, 71029, 142058, 255137, 284116, 510274, 1020548, 1785959, 3571918, 7143836, 18625001, 35464043, 37250002, 70928086, 74500004, 130375007, 141856172, 248248301, 260750014, 496496602, 521500028, 992993204, 2588875139, 5177750278, 10355500556, 18122125973, 36244251946, 72488503892]

約数ペア:

[(1, 72488503892), (2, 36244251946), (4, 18122125973), (7, 10355500556), (14, 5177750278), (28, 2588875139), (73, 992993204), (139, 521500028), (146, 496496602), (278, 260750014), (292, 248248301), (511, 141856172), (556, 130375007), (973, 74500004), (1022, 70928086), (1946, 37250002), (2044, 35464043), (3892, 18625001), (10147, 7143836), (20294, 3571918), (40588, 1785959), (71029, 1020548), (142058, 510274), (255137, 284116)]