64081965

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 113817600

約数和(自身を除く): 49735635

約数列:

[1, 3, 5, 15, 19, 37, 57, 59, 95, 103, 111, 177, 185, 285, 295, 309, 515, 555, 703, 885, 1121, 1545, 1957, 2109, 2183, 3363, 3515, 3811, 5605, 5871, 6077, 6549, 9785, 10545, 10915, 11433, 16815, 18231, 19055, 29355, 30385, 32745, 41477, 57165, 72409, 91155, 115463, 124431, 207385, 217227, 224849, 346389, 362045, 577315, 622155, 674547, 1086135, 1124245, 1731945, 3372735, 4272131, 12816393, 21360655, 64081965]

約数ペア:

[(1, 64081965), (3, 21360655), (5, 12816393), (15, 4272131), (19, 3372735), (37, 1731945), (57, 1124245), (59, 1086135), (95, 674547), (103, 622155), (111, 577315), (177, 362045), (185, 346389), (285, 224849), (295, 217227), (309, 207385), (515, 124431), (555, 115463), (703, 91155), (885, 72409), (1121, 57165), (1545, 41477), (1957, 32745), (2109, 30385), (2183, 29355), (3363, 19055), (3515, 18231), (3811, 16815), (5605, 11433), (5871, 10915), (6077, 10545), (6549, 9785)]