1680450080

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{132947}}^1$

素因数の和:133041

約数の個数: 48

約数和(自身を含む): 4020347520

約数和(自身を除く): 2339897440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12640, 132947, 265894, 531788, 664735, 1063576, 1329470, 2127152, 2658940, 4254304, 5317880, 10502813, 10635760, 21005626, 21271520, 42011252, 52514065, 84022504, 105028130, 168045008, 210056260, 336090016, 420112520, 840225040, 1680450080]

約数ペア:

[(1, 1680450080), (2, 840225040), (4, 420112520), (5, 336090016), (8, 210056260), (10, 168045008), (16, 105028130), (20, 84022504), (32, 52514065), (40, 42011252), (79, 21271520), (80, 21005626), (158, 10635760), (160, 10502813), (316, 5317880), (395, 4254304), (632, 2658940), (790, 2127152), (1264, 1329470), (1580, 1063576), (2528, 664735), (3160, 531788), (6320, 265894), (12640, 132947)]