127768795

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 204374016

約数和(自身を除く): 76605221

約数列:

[1, 5, 7, 11, 23, 35, 47, 55, 77, 115, 161, 235, 253, 307, 329, 385, 517, 805, 1081, 1265, 1535, 1645, 1771, 2149, 2585, 3377, 3619, 5405, 7061, 7567, 8855, 10745, 11891, 14429, 16885, 18095, 23639, 35305, 37835, 49427, 59455, 72145, 77671, 83237, 101003, 118195, 158719, 247135, 331867, 388355, 416185, 505015, 543697, 793595, 1111033, 1659335, 2323069, 2718485, 3650537, 5555165, 11615345, 18252685, 25553759, 127768795]

約数ペア:

[(1, 127768795), (5, 25553759), (7, 18252685), (11, 11615345), (23, 5555165), (35, 3650537), (47, 2718485), (55, 2323069), (77, 1659335), (115, 1111033), (161, 793595), (235, 543697), (253, 505015), (307, 416185), (329, 388355), (385, 331867), (517, 247135), (805, 158719), (1081, 118195), (1265, 101003), (1535, 83237), (1645, 77671), (1771, 72145), (2149, 59455), (2585, 49427), (3377, 37835), (3619, 35305), (5405, 23639), (7061, 18095), (7567, 16885), (8855, 14429), (10745, 11891)]