54984545

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 90243072

約数和(自身を除く): 35258527

約数列:

[1, 5, 7, 11, 17, 31, 35, 55, 77, 85, 119, 155, 187, 217, 271, 341, 385, 527, 595, 935, 1085, 1309, 1355, 1705, 1897, 2387, 2635, 2981, 3689, 4607, 5797, 6545, 8401, 9485, 11935, 14905, 18445, 20867, 23035, 28985, 32249, 40579, 42005, 50677, 58807, 92411, 104335, 142817, 161245, 202895, 253385, 294035, 354739, 462055, 646877, 714085, 999719, 1570987, 1773695, 3234385, 4998595, 7854935, 10996909, 54984545]

約数ペア:

[(1, 54984545), (5, 10996909), (7, 7854935), (11, 4998595), (17, 3234385), (31, 1773695), (35, 1570987), (55, 999719), (77, 714085), (85, 646877), (119, 462055), (155, 354739), (187, 294035), (217, 253385), (271, 202895), (341, 161245), (385, 142817), (527, 104335), (595, 92411), (935, 58807), (1085, 50677), (1309, 42005), (1355, 40579), (1705, 32249), (1897, 28985), (2387, 23035), (2635, 20867), (2981, 18445), (3689, 14905), (4607, 11935), (5797, 9485), (6545, 8401)]