55450005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 103783680

約数和(自身を除く): 48333675

約数列:

[1, 3, 5, 13, 15, 17, 39, 43, 51, 65, 85, 129, 195, 215, 221, 255, 389, 559, 645, 663, 731, 1105, 1167, 1677, 1945, 2193, 2795, 3315, 3655, 5057, 5835, 6613, 8385, 9503, 10965, 15171, 16727, 19839, 25285, 28509, 33065, 47515, 50181, 75855, 83635, 85969, 99195, 142545, 217451, 250905, 257907, 284359, 429845, 652353, 853077, 1087255, 1289535, 1421795, 3261765, 3696667, 4265385, 11090001, 18483335, 55450005]

約数ペア:

[(1, 55450005), (3, 18483335), (5, 11090001), (13, 4265385), (15, 3696667), (17, 3261765), (39, 1421795), (43, 1289535), (51, 1087255), (65, 853077), (85, 652353), (129, 429845), (195, 284359), (215, 257907), (221, 250905), (255, 217451), (389, 142545), (559, 99195), (645, 85969), (663, 83635), (731, 75855), (1105, 50181), (1167, 47515), (1677, 33065), (1945, 28509), (2193, 25285), (2795, 19839), (3315, 16727), (3655, 15171), (5057, 10965), (5835, 9503), (6613, 8385)]