187899520

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4813}}^1$

素因数の和:4893

約数の個数: 64

約数和(自身を含む): 456656040

約数和(自身を除く): 268756520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2440, 3904, 4813, 4880, 7808, 9626, 9760, 19252, 19520, 24065, 38504, 39040, 48130, 77008, 96260, 154016, 192520, 293593, 308032, 385040, 587186, 616064, 770080, 1174372, 1467965, 1540160, 2348744, 2935930, 3080320, 4697488, 5871860, 9394976, 11743720, 18789952, 23487440, 37579904, 46974880, 93949760, 187899520]

約数ペア:

[(1, 187899520), (2, 93949760), (4, 46974880), (5, 37579904), (8, 23487440), (10, 18789952), (16, 11743720), (20, 9394976), (32, 5871860), (40, 4697488), (61, 3080320), (64, 2935930), (80, 2348744), (122, 1540160), (128, 1467965), (160, 1174372), (244, 770080), (305, 616064), (320, 587186), (488, 385040), (610, 308032), (640, 293593), (976, 192520), (1220, 154016), (1952, 96260), (2440, 77008), (3904, 48130), (4813, 39040), (4880, 38504), (7808, 24065), (9626, 19520), (9760, 19252)]