51951525

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 89369280

約数和(自身を除く): 37417755

約数列:

[1, 3, 5, 15, 25, 43, 75, 89, 129, 181, 215, 267, 445, 543, 645, 905, 1075, 1335, 2225, 2715, 3225, 3827, 4525, 6675, 7783, 11481, 13575, 16109, 19135, 23349, 38915, 48327, 57405, 80545, 95675, 116745, 194575, 241635, 287025, 402725, 583725, 692687, 1208175, 2078061, 3463435, 10390305, 17317175, 51951525]

約数ペア:

[(1, 51951525), (3, 17317175), (5, 10390305), (15, 3463435), (25, 2078061), (43, 1208175), (75, 692687), (89, 583725), (129, 402725), (181, 287025), (215, 241635), (267, 194575), (445, 116745), (543, 95675), (645, 80545), (905, 57405), (1075, 48327), (1335, 38915), (2225, 23349), (2715, 19135), (3225, 16109), (3827, 13575), (4525, 11481), (6675, 7783)]