20194836475

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{75011}}^1$

素因数の和:75132

約数の個数: 36

約数和(自身を含む): 27834702840

約数和(自身を除く): 7639866365

約数列:

[1, 5, 11, 25, 55, 89, 121, 275, 445, 605, 979, 2225, 3025, 4895, 10769, 24475, 53845, 75011, 269225, 375055, 825121, 1875275, 4125605, 6675979, 9076331, 20628025, 33379895, 45381655, 73435769, 166899475, 226908275, 367178845, 807793459, 1835894225, 4038967295, 20194836475]

約数ペア:

[(1, 20194836475), (5, 4038967295), (11, 1835894225), (25, 807793459), (55, 367178845), (89, 226908275), (121, 166899475), (275, 73435769), (445, 45381655), (605, 33379895), (979, 20628025), (2225, 9076331), (3025, 6675979), (4895, 4125605), (10769, 1875275), (24475, 825121), (53845, 375055), (75011, 269225)]