265082015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 391910400

約数和(自身を除く): 126828385

約数列:

[1, 5, 11, 19, 23, 41, 55, 95, 115, 205, 209, 253, 269, 437, 451, 779, 943, 1045, 1265, 1345, 2185, 2255, 2959, 3895, 4715, 4807, 5111, 6187, 8569, 10373, 11029, 14795, 17917, 24035, 25555, 30935, 42845, 51865, 55145, 56221, 68057, 89585, 117553, 121319, 197087, 209551, 253667, 281105, 340285, 587765, 606595, 985435, 1047755, 1268335, 1293083, 2305061, 2790337, 4819673, 6465415, 11525305, 13951685, 24098365, 53016403, 265082015]

約数ペア:

[(1, 265082015), (5, 53016403), (11, 24098365), (19, 13951685), (23, 11525305), (41, 6465415), (55, 4819673), (95, 2790337), (115, 2305061), (205, 1293083), (209, 1268335), (253, 1047755), (269, 985435), (437, 606595), (451, 587765), (779, 340285), (943, 281105), (1045, 253667), (1265, 209551), (1345, 197087), (2185, 121319), (2255, 117553), (2959, 89585), (3895, 68057), (4715, 56221), (4807, 55145), (5111, 51865), (6187, 42845), (8569, 30935), (10373, 25555), (11029, 24035), (14795, 17917)]