561620056

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 1117670400

約数和(自身を除く): 556050344

約数列:

[1, 2, 4, 8, 31, 59, 62, 118, 124, 131, 236, 248, 262, 293, 472, 524, 586, 1048, 1172, 1829, 2344, 3658, 4061, 7316, 7729, 8122, 9083, 14632, 15458, 16244, 17287, 18166, 30916, 32488, 34574, 36332, 38383, 61832, 69148, 72664, 76766, 138296, 153532, 239599, 307064, 479198, 535897, 958396, 1071794, 1189873, 1916792, 2143588, 2264597, 2379746, 4287176, 4529194, 4759492, 9058388, 9518984, 18116776, 70202507, 140405014, 280810028, 561620056]

約数ペア:

[(1, 561620056), (2, 280810028), (4, 140405014), (8, 70202507), (31, 18116776), (59, 9518984), (62, 9058388), (118, 4759492), (124, 4529194), (131, 4287176), (236, 2379746), (248, 2264597), (262, 2143588), (293, 1916792), (472, 1189873), (524, 1071794), (586, 958396), (1048, 535897), (1172, 479198), (1829, 307064), (2344, 239599), (3658, 153532), (4061, 138296), (7316, 76766), (7729, 72664), (8122, 69148), (9083, 61832), (14632, 38383), (15458, 36332), (16244, 34574), (17287, 32488), (18166, 30916)]