207650720

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{9907}}^1$

素因数の和:10053

約数の個数: 48

約数和(自身を含む): 494369568

約数和(自身を除く): 286718848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 4192, 5240, 9907, 10480, 19814, 20960, 39628, 49535, 79256, 99070, 158512, 198140, 317024, 396280, 792560, 1297817, 1585120, 2595634, 5191268, 6489085, 10382536, 12978170, 20765072, 25956340, 41530144, 51912680, 103825360, 207650720]

約数ペア:

[(1, 207650720), (2, 103825360), (4, 51912680), (5, 41530144), (8, 25956340), (10, 20765072), (16, 12978170), (20, 10382536), (32, 6489085), (40, 5191268), (80, 2595634), (131, 1585120), (160, 1297817), (262, 792560), (524, 396280), (655, 317024), (1048, 198140), (1310, 158512), (2096, 99070), (2620, 79256), (4192, 49535), (5240, 39628), (9907, 20960), (10480, 19814)]