51866675

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{821}}^1$

素因数の和:876

約数の個数: 36

約数和(自身を含む): 77669136

約数和(自身を除く): 25802461

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 361, 475, 665, 821, 1805, 2527, 3325, 4105, 5747, 9025, 12635, 15599, 20525, 28735, 63175, 77995, 109193, 143675, 296381, 389975, 545965, 1481905, 2074667, 2729825, 7409525, 10373335, 51866675]

約数ペア:

[(1, 51866675), (5, 10373335), (7, 7409525), (19, 2729825), (25, 2074667), (35, 1481905), (95, 545965), (133, 389975), (175, 296381), (361, 143675), (475, 109193), (665, 77995), (821, 63175), (1805, 28735), (2527, 20525), (3325, 15599), (4105, 12635), (5747, 9025)]