51375940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 136652544

約数和(自身を除く): 85276604

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 73, 77, 110, 140, 146, 154, 220, 292, 308, 365, 385, 457, 511, 730, 770, 803, 914, 1022, 1460, 1540, 1606, 1828, 2044, 2285, 2555, 3199, 3212, 4015, 4570, 5027, 5110, 5621, 6398, 8030, 9140, 10054, 10220, 11242, 12796, 15995, 16060, 20108, 22484, 25135, 28105, 31990, 33361, 35189, 50270, 56210, 63980, 66722, 70378, 100540, 112420, 133444, 140756, 166805, 175945, 233527, 333610, 351890, 366971, 467054, 667220, 703780, 733942, 934108, 1167635, 1467884, 1834855, 2335270, 2568797, 3669710, 4670540, 5137594, 7339420, 10275188, 12843985, 25687970, 51375940]

約数ペア:

[(1, 51375940), (2, 25687970), (4, 12843985), (5, 10275188), (7, 7339420), (10, 5137594), (11, 4670540), (14, 3669710), (20, 2568797), (22, 2335270), (28, 1834855), (35, 1467884), (44, 1167635), (55, 934108), (70, 733942), (73, 703780), (77, 667220), (110, 467054), (140, 366971), (146, 351890), (154, 333610), (220, 233527), (292, 175945), (308, 166805), (365, 140756), (385, 133444), (457, 112420), (511, 100540), (730, 70378), (770, 66722), (803, 63980), (914, 56210), (1022, 50270), (1460, 35189), (1540, 33361), (1606, 31990), (1828, 28105), (2044, 25135), (2285, 22484), (2555, 20108), (3199, 16060), (3212, 15995), (4015, 12796), (4570, 11242), (5027, 10220), (5110, 10054), (5621, 9140), (6398, 8030)]