30851475

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 53329920

約数和(自身を除く): 22478445

約数列:

[1, 3, 5, 15, 25, 41, 75, 79, 123, 127, 205, 237, 381, 395, 615, 635, 1025, 1185, 1905, 1975, 3075, 3175, 3239, 5207, 5925, 9525, 9717, 10033, 15621, 16195, 26035, 30099, 48585, 50165, 78105, 80975, 130175, 150495, 242925, 250825, 390525, 411353, 752475, 1234059, 2056765, 6170295, 10283825, 30851475]

約数ペア:

[(1, 30851475), (3, 10283825), (5, 6170295), (15, 2056765), (25, 1234059), (41, 752475), (75, 411353), (79, 390525), (123, 250825), (127, 242925), (205, 150495), (237, 130175), (381, 80975), (395, 78105), (615, 50165), (635, 48585), (1025, 30099), (1185, 26035), (1905, 16195), (1975, 15621), (3075, 10033), (3175, 9717), (3239, 9525), (5207, 5925)]