1995804975

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{8081}}^1$

素因数の和:8220

約数の個数: 48

約数和(自身を含む): 3427414560

約数和(自身を除く): 1431609585

約数列:

[1, 3, 5, 15, 25, 37, 75, 89, 111, 185, 267, 445, 555, 925, 1335, 2225, 2775, 3293, 6675, 8081, 9879, 16465, 24243, 40405, 49395, 82325, 121215, 202025, 246975, 298997, 606075, 719209, 896991, 1494985, 2157627, 3596045, 4484955, 7474925, 10788135, 17980225, 22424775, 26610733, 53940675, 79832199, 133053665, 399160995, 665268325, 1995804975]

約数ペア:

[(1, 1995804975), (3, 665268325), (5, 399160995), (15, 133053665), (25, 79832199), (37, 53940675), (75, 26610733), (89, 22424775), (111, 17980225), (185, 10788135), (267, 7474925), (445, 4484955), (555, 3596045), (925, 2157627), (1335, 1494985), (2225, 896991), (2775, 719209), (3293, 606075), (6675, 298997), (8081, 246975), (9879, 202025), (16465, 121215), (24243, 82325), (40405, 49395)]