55142395

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:153

約数の個数: 64

約数和(自身を含む): 87552000

約数和(自身を除く): 32409605

約数列:

[1, 5, 7, 11, 35, 37, 49, 55, 77, 79, 185, 245, 259, 343, 385, 395, 407, 539, 553, 869, 1295, 1715, 1813, 2035, 2695, 2765, 2849, 2923, 3773, 3871, 4345, 6083, 9065, 12691, 14245, 14615, 18865, 19355, 19943, 20461, 27097, 30415, 32153, 42581, 63455, 99715, 102305, 135485, 139601, 143227, 160765, 212905, 225071, 298067, 698005, 716135, 1002589, 1125355, 1490335, 1575497, 5012945, 7877485, 11028479, 55142395]

約数ペア:

[(1, 55142395), (5, 11028479), (7, 7877485), (11, 5012945), (35, 1575497), (37, 1490335), (49, 1125355), (55, 1002589), (77, 716135), (79, 698005), (185, 298067), (245, 225071), (259, 212905), (343, 160765), (385, 143227), (395, 139601), (407, 135485), (539, 102305), (553, 99715), (869, 63455), (1295, 42581), (1715, 32153), (1813, 30415), (2035, 27097), (2695, 20461), (2765, 19943), (2849, 19355), (2923, 18865), (3773, 14615), (3871, 14245), (4345, 12691), (6083, 9065)]