71325254

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1549}}^1$

素因数の和:1605

約数の個数: 64

約数和(自身を含む): 149990400

約数和(自身を除く): 78665146

約数列:

[1, 2, 7, 11, 13, 14, 22, 23, 26, 46, 77, 91, 143, 154, 161, 182, 253, 286, 299, 322, 506, 598, 1001, 1549, 1771, 2002, 2093, 3098, 3289, 3542, 4186, 6578, 10843, 17039, 20137, 21686, 23023, 34078, 35627, 40274, 46046, 71254, 119273, 140959, 221507, 238546, 249389, 281918, 391897, 443014, 463151, 498778, 783794, 926302, 1550549, 2743279, 3101098, 3242057, 5094661, 5486558, 6484114, 10189322, 35662627, 71325254]

約数ペア:

[(1, 71325254), (2, 35662627), (7, 10189322), (11, 6484114), (13, 5486558), (14, 5094661), (22, 3242057), (23, 3101098), (26, 2743279), (46, 1550549), (77, 926302), (91, 783794), (143, 498778), (154, 463151), (161, 443014), (182, 391897), (253, 281918), (286, 249389), (299, 238546), (322, 221507), (506, 140959), (598, 119273), (1001, 71254), (1549, 46046), (1771, 40274), (2002, 35627), (2093, 34078), (3098, 23023), (3289, 21686), (3542, 20137), (4186, 17039), (6578, 10843)]