2560987010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1\times {\mathrm{293}}^1$

素因数の和:755

約数の個数: 64

約数和(自身を含む): 4915209600

約数和(自身を除く): 2354222590

約数列:

[1, 2, 5, 10, 19, 38, 95, 179, 190, 257, 293, 358, 514, 586, 895, 1285, 1465, 1790, 2570, 2930, 3401, 4883, 5567, 6802, 9766, 11134, 17005, 24415, 27835, 34010, 46003, 48830, 52447, 55670, 75301, 92006, 104894, 150602, 230015, 262235, 376505, 460030, 524470, 753010, 874057, 996493, 1430719, 1748114, 1992986, 2861438, 4370285, 4982465, 7153595, 8740570, 9964930, 13478879, 14307190, 26957758, 67394395, 134788790, 256098701, 512197402, 1280493505, 2560987010]

約数ペア:

[(1, 2560987010), (2, 1280493505), (5, 512197402), (10, 256098701), (19, 134788790), (38, 67394395), (95, 26957758), (179, 14307190), (190, 13478879), (257, 9964930), (293, 8740570), (358, 7153595), (514, 4982465), (586, 4370285), (895, 2861438), (1285, 1992986), (1465, 1748114), (1790, 1430719), (2570, 996493), (2930, 874057), (3401, 753010), (4883, 524470), (5567, 460030), (6802, 376505), (9766, 262235), (11134, 230015), (17005, 150602), (24415, 104894), (27835, 92006), (34010, 75301), (46003, 55670), (48830, 52447)]