127958180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{6977}}^1$

素因数の和:7124

約数の個数: 48

約数和(自身を含む): 309488256

約数和(自身を除く): 181530076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 6977, 9170, 13954, 18340, 27908, 34885, 48839, 69770, 97678, 139540, 195356, 244195, 488390, 913987, 976780, 1827974, 3655948, 4569935, 6397909, 9139870, 12795818, 18279740, 25591636, 31989545, 63979090, 127958180]

約数ペア:

[(1, 127958180), (2, 63979090), (4, 31989545), (5, 25591636), (7, 18279740), (10, 12795818), (14, 9139870), (20, 6397909), (28, 4569935), (35, 3655948), (70, 1827974), (131, 976780), (140, 913987), (262, 488390), (524, 244195), (655, 195356), (917, 139540), (1310, 97678), (1834, 69770), (2620, 48839), (3668, 34885), (4585, 27908), (6977, 18340), (9170, 13954)]