77099980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{433}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 168426720

約数和(自身を除く): 91326740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 307, 433, 580, 614, 866, 1228, 1535, 1732, 2165, 3070, 4330, 6140, 8660, 8903, 12557, 17806, 25114, 35612, 44515, 50228, 62785, 89030, 125570, 132931, 178060, 251140, 265862, 531724, 664655, 1329310, 2658620, 3854999, 7709998, 15419996, 19274995, 38549990, 77099980]

約数ペア:

[(1, 77099980), (2, 38549990), (4, 19274995), (5, 15419996), (10, 7709998), (20, 3854999), (29, 2658620), (58, 1329310), (116, 664655), (145, 531724), (290, 265862), (307, 251140), (433, 178060), (580, 132931), (614, 125570), (866, 89030), (1228, 62785), (1535, 50228), (1732, 44515), (2165, 35612), (3070, 25114), (4330, 17806), (6140, 12557), (8660, 8903)]