12400000005

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1\times {\mathrm{3449}}^1$

素因数の和:4110

約数の個数: 64

約数和(自身を含む): 21962534400

約数和(自身を除く): 9562534395

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 613, 1173, 1839, 1955, 3065, 3449, 5865, 9195, 10347, 10421, 14099, 17245, 31263, 42297, 51735, 52105, 58633, 70495, 79327, 156315, 175899, 211485, 237981, 239683, 293165, 396635, 719049, 879495, 1189905, 1198415, 1348559, 2114237, 3595245, 4045677, 6342711, 6742795, 10571185, 20228385, 31713555, 35942029, 48627451, 107826087, 145882353, 179710145, 243137255, 539130435, 729411765, 826666667, 2480000001, 4133333335, 12400000005]

約数ペア:

[(1, 12400000005), (3, 4133333335), (5, 2480000001), (15, 826666667), (17, 729411765), (23, 539130435), (51, 243137255), (69, 179710145), (85, 145882353), (115, 107826087), (255, 48627451), (345, 35942029), (391, 31713555), (613, 20228385), (1173, 10571185), (1839, 6742795), (1955, 6342711), (3065, 4045677), (3449, 3595245), (5865, 2114237), (9195, 1348559), (10347, 1198415), (10421, 1189905), (14099, 879495), (17245, 719049), (31263, 396635), (42297, 293165), (51735, 239683), (52105, 237981), (58633, 211485), (70495, 175899), (79327, 156315)]