51681824

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{509}}^1$

素因数の和:705

約数の個数: 48

約数和(自身を含む): 107956800

約数和(自身を除く): 56274976

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 167, 304, 334, 509, 608, 668, 1018, 1336, 2036, 2672, 3173, 4072, 5344, 6346, 8144, 9671, 12692, 16288, 19342, 25384, 38684, 50768, 77368, 85003, 101536, 154736, 170006, 309472, 340012, 680024, 1360048, 1615057, 2720096, 3230114, 6460228, 12920456, 25840912, 51681824]

約数ペア:

[(1, 51681824), (2, 25840912), (4, 12920456), (8, 6460228), (16, 3230114), (19, 2720096), (32, 1615057), (38, 1360048), (76, 680024), (152, 340012), (167, 309472), (304, 170006), (334, 154736), (509, 101536), (608, 85003), (668, 77368), (1018, 50768), (1336, 38684), (2036, 25384), (2672, 19342), (3173, 16288), (4072, 12692), (5344, 9671), (6346, 8144)]