201317080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{82507}}^1$

素因数の和:82579

約数の個数: 32

約数和(自身を含む): 460394640

約数和(自身を除く): 259077560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 82507, 165014, 330028, 412535, 660056, 825070, 1650140, 3300280, 5032927, 10065854, 20131708, 25164635, 40263416, 50329270, 100658540, 201317080]

約数ペア:

[(1, 201317080), (2, 100658540), (4, 50329270), (5, 40263416), (8, 25164635), (10, 20131708), (20, 10065854), (40, 5032927), (61, 3300280), (122, 1650140), (244, 825070), (305, 660056), (488, 412535), (610, 330028), (1220, 165014), (2440, 82507)]