204410635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 310915584

約数和(自身を除く): 106504949

約数列:

[1, 5, 11, 13, 17, 55, 65, 67, 85, 143, 187, 221, 251, 335, 715, 737, 871, 935, 1105, 1139, 1255, 2431, 2761, 3263, 3685, 4267, 4355, 5695, 9581, 12155, 12529, 13805, 14807, 16315, 16817, 21335, 35893, 46937, 47905, 55471, 62645, 74035, 84085, 162877, 179465, 184987, 218621, 234685, 277355, 285889, 610181, 814385, 924935, 1093105, 1429445, 2404831, 3050905, 3144779, 3716557, 12024155, 15723895, 18582785, 40882127, 204410635]

約数ペア:

[(1, 204410635), (5, 40882127), (11, 18582785), (13, 15723895), (17, 12024155), (55, 3716557), (65, 3144779), (67, 3050905), (85, 2404831), (143, 1429445), (187, 1093105), (221, 924935), (251, 814385), (335, 610181), (715, 285889), (737, 277355), (871, 234685), (935, 218621), (1105, 184987), (1139, 179465), (1255, 162877), (2431, 84085), (2761, 74035), (3263, 62645), (3685, 55471), (4267, 47905), (4355, 46937), (5695, 35893), (9581, 21335), (12155, 16817), (12529, 16315), (13805, 14807)]