18157062170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{673}}^1$

素因数の和:880

約数の個数: 128

約数和(自身を含む): 37176330240

約数和(自身を除く): 19019268070

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 71, 74, 79, 130, 142, 158, 185, 355, 370, 395, 481, 673, 710, 790, 923, 962, 1027, 1346, 1846, 2054, 2405, 2627, 2923, 3365, 4615, 4810, 5135, 5254, 5609, 5846, 6730, 8749, 9230, 10270, 11218, 13135, 14615, 17498, 24901, 26270, 28045, 29230, 34151, 37999, 43745, 47783, 49802, 53167, 56090, 68302, 72917, 75998, 87490, 95566, 106334, 124505, 145834, 170755, 189995, 207533, 238915, 249010, 265835, 323713, 341510, 364585, 379990, 415066, 477830, 531670, 621179, 647426, 691171, 729170, 1037665, 1242358, 1382342, 1618565, 1767971, 1967179, 2075330, 2697929, 3105895, 3237130, 3455855, 3535942, 3774857, 3934358, 5395858, 6211790, 6911710, 7549714, 8839855, 9835895, 13489645, 17679710, 18874285, 19671790, 22983623, 25573327, 26979290, 37748570, 45967246, 49073141, 51146654, 98146282, 114918115, 127866635, 139669709, 229836230, 245365705, 255733270, 279339418, 490731410, 698348545, 1396697090, 1815706217, 3631412434, 9078531085, 18157062170]

約数ペア:

[(1, 18157062170), (2, 9078531085), (5, 3631412434), (10, 1815706217), (13, 1396697090), (26, 698348545), (37, 490731410), (65, 279339418), (71, 255733270), (74, 245365705), (79, 229836230), (130, 139669709), (142, 127866635), (158, 114918115), (185, 98146282), (355, 51146654), (370, 49073141), (395, 45967246), (481, 37748570), (673, 26979290), (710, 25573327), (790, 22983623), (923, 19671790), (962, 18874285), (1027, 17679710), (1346, 13489645), (1846, 9835895), (2054, 8839855), (2405, 7549714), (2627, 6911710), (2923, 6211790), (3365, 5395858), (4615, 3934358), (4810, 3774857), (5135, 3535942), (5254, 3455855), (5609, 3237130), (5846, 3105895), (6730, 2697929), (8749, 2075330), (9230, 1967179), (10270, 1767971), (11218, 1618565), (13135, 1382342), (14615, 1242358), (17498, 1037665), (24901, 729170), (26270, 691171), (28045, 647426), (29230, 621179), (34151, 531670), (37999, 477830), (43745, 415066), (47783, 379990), (49802, 364585), (53167, 341510), (56090, 323713), (68302, 265835), (72917, 249010), (75998, 238915), (87490, 207533), (95566, 189995), (106334, 170755), (124505, 145834)]